INFO: task kworker/0:2:48 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:48 tgid:48 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df925d84 r8:00000002 r7:60000013 r6:df925d8c r5:833e0000 r4:833e0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:833e0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df925e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e1dc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:833e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc91000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84185f8c r4:84185c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84185f8c r4:83366a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:833e0000 r8:83366a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:83366a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83366a00 r8:80287e08 r7:df845e60 r6:83366b00 r5:833e0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf925fb0 to 0xdf925ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:83342dc0 INFO: task kworker/0:2:48 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 INFO: task kworker/1:2:720 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:720 tgid:720 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e00edd84 r8:00000002 r7:60000113 r6:e00edd8c r5:83aa5400 r4:83aa5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83aa5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00ede08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85607ac0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83aa5400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6ed000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8553c78c r4:8553c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8553c78c r4:83bd7b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83aa5400 r8:83bd7b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83bd7b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83bd7b00 r8:80287e08 r7:df879e60 r6:8393ba00 r5:83aa5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe00edfb0 to 0xe00edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:83bd9300 INFO: task kworker/1:2:720 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 INFO: task kworker/0:0:3095 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:0 state:D stack:0 pid:3095 tgid:3095 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df969d84 r8:00000002 r7:60000013 r6:df969d8c r5:832fa400 r4:832fa400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:832fa400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df969e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854670c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:832fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f12f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8bd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e8178c r4:85e81400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e8178c r4:84755a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:832fa400 r8:84755a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84755a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84755a00 r8:80287e08 r7:df925e60 r6:84755d00 r5:832fa400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf969fb0 to 0xdf969ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84743fc0 INFO: task kworker/0:0:3095 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 INFO: task kworker/1:4:3118 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:3118 tgid:3118 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df971d84 r8:00000002 r7:60000013 r6:df971d8c r5:832fb000 r4:832fb000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:832fb000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df971e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c2b80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:832fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9e9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85192f8c r4:85192c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85192f8c r4:830cc400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:832fb000 r8:830cc42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:830cc400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830cc400 r8:80287e08 r7:df96de60 r6:84755f00 r5:832fb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf971fb0 to 0xdf971ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849bfa80 INFO: task kworker/1:4:3118 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 INFO: task kworker/0:5:3124 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/0:5 state:D stack:0 pid:3124 tgid:3124 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9b9d84 r8:00000002 r7:60000113 r6:df9b9d8c r5:84505400 r4:84505400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84505400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9b9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a026c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84505400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84ba4b8c r4:84ba4800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84ba4b8c r4:8335b100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84505400 r8:8335b12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8335b100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8335b100 r8:80287e08 r7:df925e60 r6:8335b180 r5:84505400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9b9fb0 to 0xdf9b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84785600 INFO: task kworker/0:5:3124 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 INFO: task kworker/0:6:3125 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/0:6 state:D stack:0 pid:3125 tgid:3125 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9c1d84 r8:00000002 r7:60000113 r6:df9c1d8c r5:83300000 r4:83300000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83300000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e6b80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83300000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0557000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84ba638c r4:84ba6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84ba638c r4:84755f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83300000 r8:84755fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84755f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84755f80 r8:80287e08 r7:df9b9e60 r6:84755e80 r5:83300000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9c1fb0 to 0xdf9c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84785600 INFO: task kworker/0:6:3125 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 INFO: task kworker/0:7:3128 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:3128 tgid:3128 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9d9d84 r8:00000002 r7:60000113 r6:df9d9d8c r5:83236000 r4:83236000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83236000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e6c00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83236000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e05b7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84ba678c r4:84ba6400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84ba678c r4:84307780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83236000 r8:843077ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84307780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84307780 r8:80287e08 r7:df9c1e60 r6:84406d80 r5:83236000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9d9fb0 to 0xdf9d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847858c0 INFO: task kworker/0:7:3128 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 INFO: task kworker/0:8:3132 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:8 state:D stack:0 pid:3132 tgid:3132 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9e1d84 r8:00000002 r7:60000013 r6:df9e1d8c r5:832e8000 r4:832e8000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:832e8000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e6fc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:832e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa29000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84ba6b8c r4:84ba6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84ba6b8c r4:830b8480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:832e8000 r8:830b84ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:830b8480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830b8480 r8:80287e08 r7:df9c1e60 r6:830b8400 r5:832e8000 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 r4:84785ec0 INFO: task kworker/0:8:3132 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 INFO: task kworker/1:5:3133 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/1:5 state:D stack:0 pid:3133 tgid:3133 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa05d84 r8:00000002 r7:60000113 r6:dfa05d8c r5:832ee000 r4:832ee000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:832ee000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa05e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d70c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:832ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e8887000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84999f8c r4:84999c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84999f8c r4:830cc080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:832ee000 r8:830cc0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:830cc080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830cc080 r8:80287e08 r7:df971e60 r6:8393b780 r5:832ee000 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 r4:849bfd40 INFO: task kworker/1:5:3133 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 INFO: task kworker/0:9:3134 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:9 state:D stack:0 pid:3134 tgid:3134 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa09d84 r8:00000002 r7:60000113 r6:dfa09d8c r5:832ea400 r4:832ea400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:832ea400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa09e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479a040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:832ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0513000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85066f8c r4:85066c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85066f8c r4:838dd080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:832ea400 r8:838dd0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:838dd080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:838dd080 r8:80287e08 r7:df9e1e60 r6:838dd100 r5:832ea400 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 r4:84785ac0 INFO: task kworker/0:9:3134 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:10:3135 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:3135 tgid:3135 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa15d84 r8:00000002 r7:60000113 r6:dfa15d8c r5:832ed400 r4:832ed400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:832ed400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa15e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850da900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:832ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e88fb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8508fb8c r4:8508f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8508fb8c r4:845b4980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:832ed400 r8:845b49ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:845b4980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:845b4980 r8:80287e08 r7:dfa09e60 r6:84791000 r5:832ed400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa15fb0 to 0xdfa15ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8478c040 INFO: task kworker/0:10:3135 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:11:3136 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:11 state:D stack:0 pid:3136 tgid:3136 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa19d84 r8:00000002 r7:60000113 r6:dfa19d8c r5:83898c00 r4:83898c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83898c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa19e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c8a80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83898c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e06bb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8506738c r4:85067000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8506738c r4:84791180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83898c00 r8:847911ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84791180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84791180 r8:80287e08 r7:dfa15e60 r6:84791080 r5:83898c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa19fb0 to 0xdfa19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8478c000 INFO: task kworker/0:11:3136 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:12:3138 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:12 state:D stack:0 pid:3138 tgid:3138 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa25d84 r8:00000002 r7:60000013 r6:dfa25d8c r5:838bd400 r4:838bd400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:838bd400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa25e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e2b00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:838bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac41000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8418778c r4:84187400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8418778c r4:84791100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:838bd400 r8:8479112c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84791100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84791100 r8:80287e08 r7:dfa15e60 r6:83349600 r5:838bd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa25fb0 to 0xdfa25ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8478c440 INFO: task kworker/0:12:3138 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:13:3141 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:13 state:D stack:0 pid:3141 tgid:3141 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9edd84 r8:00000002 r7:60000113 r6:df9edd8c r5:838bbc00 r4:838bbc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:838bbc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9ede08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dfdc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:838bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb053000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850cd38c r4:850cd000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850cd38c r4:84791300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:838bbc00 r8:8479132c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84791300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84791300 r8:80287e08 r7:dfa15e60 r6:840b0680 r5:838bbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9edfb0 to 0xdf9edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8478c440 INFO: task kworker/0:13:3141 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:14:3143 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:14 state:D stack:0 pid:3143 tgid:3143 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa39d84 r8:00000002 r7:60000113 r6:dfa39d8c r5:838be000 r4:838be000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:838be000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa39e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85309440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:838be000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac81000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850ccb8c r4:850cc800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850ccb8c r4:84791200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:838be000 r8:8479122c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84791200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84791200 r8:80287e08 r7:df9ede60 r6:840b0600 r5:838be000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa39fb0 to 0xdfa39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8478c300 INFO: task kworker/0:14:3143 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:6:3146 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:6 state:D stack:0 pid:3146 tgid:3146 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa55d84 r8:00000002 r7:60000113 r6:dfa55d8c r5:832ec800 r4:832ec800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:832ec800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa55e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567ce40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:832ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [<8054b0ec>] (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) r5:8553d38c r4:8553d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8553d38c r4:8445aa80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:832ec800 r8:8445aaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8445aa80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8445aa80 r8:80287e08 r7:dfa05e60 r6:832a0a80 r5:832ec800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa55fb0 to 0xdfa55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8473dfc0 INFO: task kworker/1:6:3146 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:15:3147 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/0:15 state:D stack:0 pid:3147 tgid:3147 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa59d84 r8:00000002 r7:60000113 r6:dfa59d8c r5:841ae000 r4:841ae000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:841ae000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa59e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325b00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:841ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850cf38c r4:850cf000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850cf38c r4:84791400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841ae000 r8:8479142c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84791400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84791400 r8:80287e08 r7:df9ede60 r6:832a0200 r5:841ae000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa59fb0 to 0xdfa59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8478c780 INFO: task kworker/0:15:3147 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:16:3149 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:16 state:D stack:0 pid:3149 tgid:3149 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa6dd84 r8:00000002 r7:60000013 r6:dfa6dd8c r5:83aa6000 r4:83aa6000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83aa6000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa6de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a6d80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83aa6000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eade3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850cdf8c r4:850cdc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850cdf8c r4:84791380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83aa6000 r8:847913ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84791380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84791380 r8:80287e08 r7:dfa59e60 r6:84256100 r5:83aa6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa6dfb0 to 0xdfa6dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8478c980 INFO: task kworker/0:16:3149 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:17:3151 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/0:17 state:D stack:0 pid:3151 tgid:3151 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa75d84 r8:00000002 r7:60000113 r6:dfa75d8c r5:838ba400 r4:838ba400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:838ba400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa75e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851aebc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:838ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850ce78c r4:850ce400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850ce78c r4:84791500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:838ba400 r8:8479152c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84791500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84791500 r8:80287e08 r7:dfa59e60 r6:84256080 r5:838ba400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa75fb0 to 0xdfa75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8478cb80 INFO: task kworker/0:17:3151 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:18:3153 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:18 state:D stack:0 pid:3153 tgid:3153 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa85d84 r8:00000002 r7:60000013 r6:dfa85d8c r5:832e3000 r4:832e3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:832e3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa85e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557bbc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:832e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [<8054b0ec>] (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) r5:853e1b8c r4:853e1800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:853e1b8c r4:84791580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:832e3000 r8:847915ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84791580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84791580 r8:80287e08 r7:dfa59e60 r6:845d2000 r5:832e3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa85fb0 to 0xdfa85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8478cb00 INFO: task kworker/0:18:3153 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:19:3154 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:19 state:D stack:0 pid:3154 tgid:3154 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa69d84 r8:00000002 r7:60000113 r6:dfa69d8c r5:8389e000 r4:8389e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8389e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa69e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531d040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8389e000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e4869000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850cff8c r4:850cfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850cff8c r4:84791600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8389e000 r8:8479162c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84791600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84791600 r8:80287e08 r7:dfa85e60 r6:84791680 r5:8389e000 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 r4:8478cb00 INFO: task kworker/0:19:3154 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b3996000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:20:3156 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:20 state:D stack:0 pid:3156 tgid:3156 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa81d84 r8:00000002 r7:60000113 r6:dfa81d8c r5:83899800 r4:83899800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83899800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa81e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85446900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83899800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2bb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847b178c r4:847b1400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:847b178c r4:84791480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83899800 r8:847914ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84791480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84791480 r8:80287e08 r7:dfa85e60 r6:84791280 r5:83899800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa81fb0 to 0xdfa81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8478cc40 INFO: task kworker/0:20:3156 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b3996000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:21:3159 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:21 state:D stack:0 pid:3159 tgid:3159 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaadd84 r8:00000002 r7:60000113 r6:dfaadd8c r5:832e6c00 r4:832e6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:832e6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaade08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547aac0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:832e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb53f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847b1b8c r4:847b1800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:847b1b8c r4:84791700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:832e6c00 r8:8479172c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84791700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84791700 r8:80287e08 r7:dfa85e60 r6:847a2000 r5:832e6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaadfb0 to 0xdfaadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8478cf40 INFO: task kworker/0:21:3159 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b3d8e000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:22:3161 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:22 state:D stack:0 pid:3161 tgid:3161 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfab5d84 r8:00000002 r7:60000113 r6:dfab5d8c r5:841e4800 r4:841e4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:841e4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543b180 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:841e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb063000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85451f8c r4:85451c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85451f8c r4:84791780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841e4800 r8:847917ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84791780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84791780 r8:80287e08 r7:dfa85e60 r6:847a2080 r5:841e4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfab5fb0 to 0xdfab5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8478cf40 INFO: task kworker/0:22:3161 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b3d8e000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:23:3163 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:23 state:D stack:0 pid:3163 tgid:3163 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfac1d84 r8:00000002 r7:60000113 r6:dfac1d8c r5:841e3000 r4:841e3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:841e3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568a900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:841e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa41000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856f138c r4:856f1000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856f138c r4:84791800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841e3000 r8:8479182c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84791800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84791800 r8:80287e08 r7:dfab5e60 r6:847a2100 r5:841e3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfac1fb0 to 0xdfac1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84785ac0 INFO: task kworker/0:23:3163 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b3ff8000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:24:3164 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:24 state:D stack:0 pid:3164 tgid:3164 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfac5d84 r8:00000002 r7:60000113 r6:dfac5d8c r5:841e0000 r4:841e0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:841e0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557bb00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:841e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e88d5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853e178c r4:853e1400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:853e178c r4:84791980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841e0000 r8:847919ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84791980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84791980 r8:80287e08 r7:dfac1e60 r6:847a2180 r5:841e0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfac5fb0 to 0xdfac5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847433c0 INFO: task kworker/0:24:3164 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b3ff8000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:25:3166 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:25 state:D stack:0 pid:3166 tgid:3166 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfad5d84 r8:00000002 r7:60000013 r6:dfad5d8c r5:841e5400 r4:841e5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:841e5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557b9c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:841e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa95000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853e138c r4:853e1000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:853e138c r4:84791880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841e5400 r8:847918ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84791880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84791880 r8:80287e08 r7:dfac1e60 r6:847a2200 r5:841e5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfad5fb0 to 0xdfad5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847a02c0 INFO: task kworker/0:25:3166 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b4321000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:7:3172 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:7 state:D stack:0 pid:3172 tgid:3172 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa8dd84 r8:00000002 r7:60000013 r6:dfa8dd8c r5:841e1800 r4:841e1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:841e1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa8de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856adbc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:841e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae3b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8553df8c r4:8553dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8553df8c r4:847a2280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841e1800 r8:847a22ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847a2280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847a2280 r8:80287e08 r7:dfa05e60 r6:847a2300 r5:841e1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa8dfb0 to 0xdfa8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84797b00 INFO: task kworker/1:7:3172 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b44aa000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:8:3173 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/1:8 state:D stack:0 pid:3173 tgid:3173 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfabdd84 r8:00000002 r7:60000113 r6:dfabdd8c r5:841e3c00 r4:841e3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:841e3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfabde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85937800 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:841e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd0b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858c7b8c r4:858c7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858c7b8c r4:847a2380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841e3c00 r8:847a23ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847a2380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847a2380 r8:80287e08 r7:dfa05e60 r6:847a2400 r5:841e3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfabdfb0 to 0xdfabdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84797b00 INFO: task kworker/1:8:3173 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b47a0000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:26:3176 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/0:26 state:D stack:0 pid:3176 tgid:3176 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaf5d84 r8:00000002 r7:60000113 r6:dfaf5d8c r5:83a8d400 r4:83a8d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83a8d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568fbc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83a8d400 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb0d7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8571578c r4:85715400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8571578c r4:84791a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a8d400 r8:84791aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84791a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84791a80 r8:80287e08 r7:dfac1e60 r6:847a2500 r5:83a8d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaf5fb0 to 0xdfaf5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847a0780 INFO: task kworker/0:26:3176 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b47a0000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:27:3177 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:27 state:D stack:0 pid:3177 tgid:3177 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfafdd84 r8:00000002 r7:60000013 r6:dfafdd8c r5:832e6000 r4:832e6000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:832e6000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfafde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853299c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:832e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [<8054b0ec>] (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) r5:85716b8c r4:85716800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85716b8c r4:84791b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:832e6000 r8:84791b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84791b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84791b00 r8:80287e08 r7:dfaf5e60 r6:847a2580 r5:832e6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfafdfb0 to 0xdfafdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847a0780 INFO: task kworker/0:27:3177 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b4bc1000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:28:3179 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/0:28 state:D stack:0 pid:3179 tgid:3179 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb01d84 r8:00000002 r7:60000013 r6:dfb01d8c r5:83aab000 r4:83aab000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83aab000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb01e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85329fc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83aab000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb897000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8571678c r4:85716400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8571678c r4:84791900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83aab000 r8:8479192c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84791900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84791900 r8:80287e08 r7:dfafde60 r6:847a2600 r5:83aab000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb01fb0 to 0xdfb01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847a0780 INFO: task kworker/0:28:3179 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b4bc1000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:29:3180 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:29 state:D stack:0 pid:3180 tgid:3180 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb05d84 r8:00000002 r7:60000113 r6:dfb05d8c r5:83aa9800 r4:83aa9800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83aa9800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb05e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83aa9800 r7:00000000 r6:83018000 r5:00001000 r4:7f135000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8df000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e8238c r4:85e82000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e8238c r4:84791a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83aa9800 r8:84791a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84791a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84791a00 r8:80287e08 r7:dfb01e60 r6:847a2680 r5:83aa9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb05fb0 to 0xdfb05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847a0780 INFO: task kworker/0:29:3180 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b4e7b000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:30:3181 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/0:30 state:D stack:0 pid:3181 tgid:3181 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfad9d84 r8:00000002 r7:60000113 r6:dfad9d8c r5:8389d400 r4:8389d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8389d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e54cc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8389d400 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc47000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85dbdb8c r4:85dbd800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85dbdb8c r4:84791b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8389d400 r8:84791bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84791b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84791b80 r8:80287e08 r7:dfb05e60 r6:84791c00 r5:8389d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfad9fb0 to 0xdfad9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847a0780 INFO: task kworker/0:30:3181 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b544b000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:9:3184 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/1:9 state:D stack:0 pid:3184 tgid:3184 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfae1d84 r8:00000002 r7:60000113 r6:dfae1d8c r5:8389b000 r4:8389b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8389b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85937700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8389b000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebcdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84999b8c r4:84999800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84999b8c r4:847a2700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8389b000 r8:847a272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847a2700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847a2700 r8:80287e08 r7:dfabde60 r6:84791c80 r5:8389b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfae1fb0 to 0xdfae1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847a5340 INFO: task kworker/1:9:3184 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b544b000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:10:3187 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/1:10 state:D stack:0 pid:3187 tgid:3187 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb29d84 r8:00000002 r7:60000113 r6:dfb29d8c r5:83242400 r4:83242400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83242400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb29e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85947900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83242400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca0b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<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:ddde2d80 r6:83018200 r5:85810f8c r4:847a2800 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:847a282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847a2800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847a2800 r8:80287e08 r7:dfae1e60 r6:84791d00 r5:83242400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb29fb0 to 0xdfb29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847a5440 INFO: task kworker/1:10:3187 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b544b000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:11:3188 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:11 state:D stack:0 pid:3188 tgid:3188 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb2dd84 r8:00000002 r7:60000113 r6:dfb2dd8c r5:83244800 r4:83244800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83244800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb2de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85947f80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83244800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [<8054b0ec>] (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) r5:8581178c r4:85811400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8581178c r4:847a2780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83244800 r8:847a27ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847a2780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847a2780 r8:80287e08 r7:dfb29e60 r6:84791d80 r5:83244800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb2dfb0 to 0xdfb2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847a55c0 INFO: task kworker/1:11:3188 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b544b000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:12:3191 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/1:12 state:D stack:0 pid:3191 tgid:3191 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb45d84 r8:00000002 r7:60000113 r6:dfb45d8c r5:838c5400 r4:838c5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:838c5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb45e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a55c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:838c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbb7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85811f8c r4:85811c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85811f8c r4:847a2900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:838c5400 r8:847a292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847a2900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847a2900 r8:80287e08 r7:dfb2de60 r6:84791e00 r5:838c5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb45fb0 to 0xdfb45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847a5980 INFO: task kworker/1:12:3191 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b5a08000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:13:3192 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:13 state:D stack:0 pid:3192 tgid:3192 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb49d84 r8:00000002 r7:60000113 r6:dfb49d8c r5:838c0c00 r4:838c0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:838c0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb49e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859481c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:838c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec6fd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859e478c r4:859e4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859e478c r4:847a2980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:838c0c00 r8:847a29ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847a2980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847a2980 r8:80287e08 r7:dfb45e60 r6:84791e80 r5:838c0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb49fb0 to 0xdfb49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847a57c0 INFO: task kworker/1:13:3192 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b5dd3000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:14:3195 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:14 state:D stack:0 pid:3195 tgid:3195 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaf9d84 r8:00000002 r7:60000013 r6:dfaf9d8c r5:83a88000 r4:83a88000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83a88000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9bf40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a88000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb69000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581278c r4:85812400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8581278c r4:847a2a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a88000 r8:847a2a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847a2a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847a2a00 r8:80287e08 r7:dfb49e60 r6:847a2880 r5:83a88000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaf9fb0 to 0xdfaf9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847a5a40 INFO: task kworker/1:14:3195 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b5dd3000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:15:3197 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/1:15 state:D stack:0 pid:3197 tgid:3197 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb1dd84 r8:00000002 r7:60000013 r6:dfb1dd8c r5:83aae000 r4:83aae000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83aae000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb1de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a5980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83aae000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb9f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85812b8c r4:85812800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85812b8c r4:847a2a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83aae000 r8:847a2aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847a2a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847a2a80 r8:80287e08 r7:dfaf9e60 r6:847a2b00 r5:83aae000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb1dfb0 to 0xdfb1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847a5a40 INFO: task kworker/1:15:3197 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b638b000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:16:3199 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:16 state:D stack:0 pid:3199 tgid:3199 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb69d84 r8:00000002 r7:60000113 r6:dfb69d8c r5:838b8000 r4:838b8000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:838b8000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb69e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ad2200 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:838b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc65000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85812f8c r4:85812c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85812f8c r4:847a2b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:838b8000 r8:847a2bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847a2b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847a2b80 r8:80287e08 r7:dfb1de60 r6:847a2d00 r5:838b8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb69fb0 to 0xdfb69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847a5b80 INFO: task kworker/1:16:3199 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b638b000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:17:3200 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:17 state:D stack:0 pid:3200 tgid:3200 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb71d84 r8:00000002 r7:60000113 r6:dfb71d8c r5:84196000 r4:84196000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84196000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb71e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ad2280 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84196000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581338c r4:85813000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8581338c r4:847a2c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84196000 r8:847a2c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847a2c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847a2c00 r8:80287e08 r7:dfb69e60 r6:847a2e00 r5:84196000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb71fb0 to 0xdfb71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847a5dc0 INFO: task kworker/1:17:3200 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b6891000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:18:3202 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:18 state:D stack:0 pid:3202 tgid:3202 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb5dd84 r8:00000002 r7:60000113 r6:dfb5dd8c r5:84190c00 r4:84190c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84190c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb5de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ad2700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84190c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed061000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581378c r4:85813400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8581378c r4:847a2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84190c00 r8:847a2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847a2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847a2c80 r8:80287e08 r7:dfb71e60 r6:847a2d80 r5:84190c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb5dfb0 to 0xdfb5dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849bf440 INFO: task kworker/1:18:3202 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b6891000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:19:3204 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:19 state:D stack:0 pid:3204 tgid:3204 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb85d84 r8:00000002 r7:60000113 r6:dfb85d8c r5:84193000 r4:84193000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84193000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb85e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b29a80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84193000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8c1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581238c r4:85812000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8581238c r4:847a2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84193000 r8:847a2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847a2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847a2e80 r8:80287e08 r7:dfb5de60 r6:847a2f80 r5:84193000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb85fb0 to 0xdfb85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847991c0 INFO: task kworker/1:19:3204 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b6c0b000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:20:3206 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:20 state:D stack:0 pid:3206 tgid:3206 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:8476078c r4:84760400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:847a2480 r8:80287e08 r7:dfb85e60 r6:847a2f00 r5:84980000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 r4:8444f300 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85813f8c r4:85813c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85813f8c r4:8478e000 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8478e02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8478e000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8478e000 r8:80287e08 r7:dfb91e60 r6:8478e080 r5:84981800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb9dfb0 to 0xdfb9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84799240 INFO: task kworker/1:21:3208 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b6f5a000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:31:3209 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/0:31 state:D stack:0 pid:3209 tgid:3209 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfba1d84 r8:00000002 r7:60000113 r6:dfba1d8c r5:84982400 r4:84982400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84982400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467380 r5:85e81b8c r4:85e81800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8478d080 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfba1fb0 to 0xdfba1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847a0d00 INFO: task kworker/0:31:3209 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b72d2000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (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) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84983000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec93f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8476038c r4:84760000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8476038c r4:8478e180 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8478e1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8478e180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8478e180 r8:80287e08 r7:dfb91e60 r6:8478e280 r5:84983000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbb1fb0 to 0xdfbb1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84799440 INFO: task kworker/1:22:3212 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:84984800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 r5:843abf8c r4:843abc00 r10:61c88647 r9:84984800 r8:8478e32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800b0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 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/1:24 state:D stack:0 pid:3216 tgid:3216 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbc5d84 r8:00000002 r7:60000113 r6:dfbc5d8c r5:84983c00 r4:84983c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84983c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c61080 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84983c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eceaf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b7c78c r4:85b7c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b7c78c r4:8478e200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84983c00 r8:8478e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8478e200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8478e200 r8:80287e08 r7:dfbbde60 r6:8478e500 r5:84983c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbc5fb0 to 0xdfbc5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847998c0 INFO: task kworker/1:24:3216 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b7a04000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8291a684 r9:dfbd1d84 r8:00000002 r7:60000113 r6:dfbd1d8c r5:84986000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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 r9:84986000 r8:8478e3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84799d80 Call trace: 1d60: 80230ad0 80239bb0 800b0113 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r5:85f5fb8c r4:85f5f800 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:26:3220 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:26 state:D stack:0 pid:3220 tgid:3220 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbd9d84 r8:00000002 r7:60000113 r6:dfbd9d8c r5:84985400 r4:84985400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84985400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c61280 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84985400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecefb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:843abb8c r4:843ab800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:843abb8c r4:8478e480 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8478e4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8478e480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8478e480 r8:80287e08 r7:dfbd1e60 r6:8478e700 r5:84985400 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 r4:84799cc0 INFO: task kworker/1:26:3220 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b800c000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [<80287208>] (process_one_work) 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 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85bd438c r4:85bd4000 [<80287208>] (process_one_work) 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 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 r4:8444f300 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbe9d84 r8:00000002 r7:60000113 r6:dfbe9d8c r5:84980c00 r4:84980c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84980c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c98e80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84980c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed1b1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cb2b8c r4:85cb2800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cb2b8c r4:8478e680 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8478e6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8478e680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8478e680 r8:80287e08 r7:dfb99e60 r6:8478e780 r5:84980c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbe9fb0 to 0xdfbe9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847920c0 INFO: task kworker/1:28:3223 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b82da000 edb75000 00000001 80239b98 7f1e5000 00000001 r5:800b0113 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [<80287208>] (process_one_work) 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:dfbe5e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85bd478c r4:85bd4400 r4:8478e880 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_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(0xe0531fb0 to 0xe0531ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:84828000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb7de08 r5:00001000 r4:ecfed000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85bd4b8c r4:85bd4800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85bd4b8c r4:8478e900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:8478e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8478e900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8478e900 r8:80287e08 r7:dfbe9e60 r6:8478e980 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb7dfb0 to 0xdfb7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84792700 INFO: task kworker/1:30:3230 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b8c6e000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:32:3232 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. r10:8291a684 r9:dfa99d84 r8:00000002 r7:60000013 r6:dfa99d8c r5:84829800 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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:ddde2d80 r6:83018200 r5:85bd538c r4:8478ec00 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85bd578c r4:8478ed00 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0531d28 to 0xe0531d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:32:3236 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/0:32 state:D stack:0 pid:3236 tgid:3236 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa9dd84 r8:00000002 r7:60000113 r6:dfa9dd8c r5:8482b000 r4:8482b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8482b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa9de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854673c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8482b000 r7:00000000 r6:83018000 r5:00001000 r4:7f133000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8d1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e81f8c r4:85e81c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e81f8c r4:8478d100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8482b000 r8:8478d12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8478d100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8478d100 r8:80287e08 r7:dfb05e60 r6:8478ee80 r5:8482b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa9dfb0 to 0xdfa9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849bd400 INFO: task kworker/0:32:3236 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 Exception stack(0xe0531fb0 to 0xe0531ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:8482e000 r4:8291a680 r4:00000000 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) 1fa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:34:3243 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/0:34 state:D stack:0 pid:3243 tgid:3243 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc09d84 r8:00000002 r7:60000113 r6:dfc09d8c r5:8482ec00 r4:8482ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8482ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc09e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8482ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8f9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e82f8c r4:85e82c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e82f8c r4:8478d180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8482ec00 r8:8478d1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8478d180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8478d180 r8:80287e08 r7:dfc01e60 r6:84786000 r5:8482ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc09fb0 to 0xdfc09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0531d28 to 0xe0531d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:849f0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849f0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc0de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467800 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:849f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f139000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8f3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e82b8c r4:85e82800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e82b8c r4:8478d380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849f0000 r8:8478d3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8478d380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8478d380 r8:80287e08 r7:dfc09e60 r6:84786080 r5:849f0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc0dfb0 to 0xdfc0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849bd600 INFO: task kworker/0:35:3244 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: b9913000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:dfc15d84 r8:00000002 r7:60000113 r6:dfc15d8c r5:849f1800 r4:00000000 r4:00000000 r5:85e8338c r4:85e83000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8478d480 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 1fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r4:849f0c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc1de08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467c80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:849f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f141000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed917000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e83b8c r4:85e83800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e83b8c r4:8478d300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849f0c00 r8:8478d32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8478d300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8478d300 r8:80287e08 r7:dfc15e60 r6:84786180 r5:849f0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc1dfb0 to 0xdfc1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849bd900 INFO: task kworker/0:37:3248 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: ba49b000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:38:3250 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/0:38 state:D stack:0 pid:3250 tgid:3250 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc25d84 r8:00000002 r7:60000113 r6:dfc25d8c r5:849f2400 r4:849f2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849f2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc25e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467bc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:849f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f13f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed90d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e8378c r4:85e83400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e8378c r4:8478d500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849f2400 r8:8478d52c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8478d500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8478d500 r8:80287e08 r7:dfc1de60 r6:84786200 r5:849f2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc25fb0 to 0xdfc25ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849bd9c0 INFO: task kworker/0:38:3250 is blocked on a mutex likely owned by task kworker/0:156:3726. Call trace: Exception stack(0xe0531d28 to 0xe0531d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:849f3000 r4:8291a680 r4:00000000 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) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: babc5000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:40:3255 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/0:40 state:D stack:0 pid:3255 tgid:3255 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc39d84 r8:00000002 r7:60000113 r6:dfc39d8c r5:849f3c00 r4:849f3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849f3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc39e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557cdc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:849f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc77000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e8478c r4:85e84400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e8478c r4:8478d400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849f3c00 r8:8478d42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8478d400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8478d400 r8:80287e08 r7:dfc2de60 r6:84786300 r5:849f3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc39fb0 to 0xdfc39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849bdcc0 INFO: task kworker/0:40:3255 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d60: 80230ad0 80239bb0 800b0113 ffffffff r4:e0531dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 INFO: task kworker/0:41:3256 blocked for more than 451 seconds. r4:8389c800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf1e08 r5:00001000 r4:ec921000 r5:85e8438c r4:85e84000 [<80287208>] (process_one_work) 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: Exception stack(0xe0531d28 to 0xe0531d70) [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_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 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:42:3258 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/0:42 state:D stack:0 pid:3258 tgid:3258 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc35d84 r8:00000002 r7:60000113 r6:dfc35d8c r5:8389ec00 r4:8389ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8389ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc35e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ed4040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8389ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece5f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e84b8c r4:85e84800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e84b8c r4:8478d600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8389ec00 r8:8478d62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8478d600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8478d600 r8:80287e08 r7:dfc39e60 r6:8478d800 r5:8389ec00 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 r4:84792f80 INFO: task kworker/0:42:3258 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Call trace: Exception stack(0xe0531d28 to 0xe0531d70) [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_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 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:43 state:D stack:0 pid:3261 tgid:3261 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc3dd84 r8:00000002 r7:60000113 r6:dfc3dd8c r5:838c4800 r4:838c4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:838c4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc3de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ed4140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:838c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed19b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e84f8c r4:85e84c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e84f8c r4:8478d280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:838c4800 r8:8478d2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8478d280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8478d280 r8:80287e08 r7:dfc35e60 r6:8478d900 r5:838c4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc3dfb0 to 0xdfc3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b3100 INFO: task kworker/0:43:3261 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 Exception stack(0xe0531d28 to 0xe0531d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:44:3262 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. r10:8291a684 r9:dfbf9d84 r8:00000002 r7:60000113 r6:dfbf9d8c r5:838c2400 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85e8538c r4:85e85000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8478d780 r8:80287e08 r7:dfc3de60 r6:8478d880 r5:838c2400 INFO: task kworker/0:44:3262 is blocked on a mutex likely owned by task kworker/0:156:3726. 1d60: 80230ad0 80239bb0 800b0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85e8578c r4:85e85400 r10:61c88647 r9:841ed400 r8:8478d9ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b32c0 INFO: task kworker/0:45:3266 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: bb045000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:46:3267 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:46 state:D stack:0 pid:3267 tgid:3267 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc65d84 r8:00000002 r7:60000113 r6:dfc65d8c r5:841eb000 r4:841eb000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:841eb000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc65e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ed4480 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:841eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed385000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e85b8c r4:85e85800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e85b8c r4:8478da80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841eb000 r8:8478daac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8478da80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8478da80 r8:80287e08 r7:dfc51e60 r6:8478db00 r5:841eb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:848b3440 Call trace: Exception stack(0xe0531d28 to 0xe0531d70) [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_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 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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:dfc71e08 r9:83018005 r8:841e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 r5:00001000 r4:ed4d9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e8638c r4:85e86000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e8638c r4:8478db80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841e8000 r8:8478dbac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8478db80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8478db80 r8:80287e08 r7:dfc65e60 r6:8478dc80 r5:841e8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc71fb0 to 0xdfc71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b3640 INFO: task kworker/0:47:3270 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: bbc47000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:48:3271 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/0:48 state:D stack:0 pid:3271 tgid:3271 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc79d84 r8:00000002 r7:60000113 r6:dfc79d8c r5:8325c800 r4:8325c800 r5:8325c800 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85e85f8c r4:85e85c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8325c800 r8:8478dd2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8478dd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8478dd00 r8:80287e08 r7:dfc71e60 r6:8478de00 r5:8325c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc79fb0 to 0xdfc79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b3740 INFO: task kworker/0:48:3271 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85e8678c r4:85e86400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r4:848b38c0 Call trace: 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:84819500 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:50:3275 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:50 state:D stack:0 pid:3275 tgid:3275 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc8dd84 r8:00000002 r7:60000113 r6:dfc8dd8c r5:842a8c00 r4:842a8c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:842a8c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc8de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ed4f40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:842a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed621000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e8778c r4:85e87400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e8778c r4:84791f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:842a8c00 r8:84791f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84791f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84791f00 r8:80287e08 r7:dfc85e60 r6:84791f80 r5:842a8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc8dfb0 to 0xdfc8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b3a40 INFO: task kworker/0:50:3275 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: bc114000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:51:3276 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/0:51 state:D stack:0 pid:3276 tgid:3276 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc99d84 r8:00000002 r7:60000113 r6:dfc99d8c r5:842a9800 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85e86b8c r4:85e86800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8478dd80 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:52:3279 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:52 state:D stack:0 pid:3279 tgid:3279 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfca1d84 r8:00000002 r7:60000113 r6:dfca1d8c r5:842aa400 r5:842aa400 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfca1e08 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85e87f8c r4:85e87c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e87f8c r4:8481c080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:842aa400 r8:8481c0ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8481c080 r8:80287e08 r7:dfc8de60 r6:8481c180 r5:842aa400 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/0:52:3279 is blocked on a mutex likely owned by task kworker/0:156:3726. r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:00000000 [<8054b0ec>] (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) r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:53:3281 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/0:53 state:D stack:0 pid:3281 tgid:3281 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfcadd84 r8:00000002 r7:60000113 r6:dfcadd8c r5:842ab000 r4:842ab000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:842ab000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcade08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ed4fc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:842ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed63f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e87b8c r4:85e87800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e87b8c r4:8481c000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:842ab000 r8:8481c02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8481c000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8481c000 r8:80287e08 r7:dfca1e60 r6:8481c100 r5:842ab000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcadfb0 to 0xdfcadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b3e40 INFO: task kworker/0:53:3281 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: bc7ed000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:54:3283 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:54 state:D stack:0 pid:3283 tgid:3283 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfcb5d84 r8:00000002 r7:60000113 r6:dfcb5d8c r5:842abc00 r4:842abc00 r5:842abc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcb5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ed4a40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:842abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed777000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f4038c r4:85f40000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f4038c r4:8481c200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:842abc00 r8:8481c22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8481c200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8481c200 r8:80287e08 r7:dfca1e60 r6:8481c300 r5:842abc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcb5fb0 to 0xdfcb5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a71240 INFO: task kworker/0:54:3283 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: bc7ed000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:55:3284 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/0:55 state:D stack:0 pid:3284 tgid:3284 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfcc1d84 r8:00000002 r7:60000113 r6:dfcc1d8c r5:842ad400 r4:842ad400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:842ad400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcc1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467f00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:842ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed783000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f4078c r4:85f40400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f4078c r4:8481c380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:842ad400 r8:8481c3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8481c380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8481c380 r8:80287e08 r7:dfcb5e60 r6:8481c280 r5:842ad400 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 r4:84a71080 INFO: task kworker/0:55:3284 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: bcc02000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:56:3287 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/0:56 state:D stack:0 pid:3287 tgid:3287 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa45d84 r8:00000002 r7:60000113 r6:dfa45d8c r5:842ac800 r4:842ac800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:842ac800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ee29c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:842ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e7000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece99000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f4338c r4:85f43000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f4338c r4:8481c400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:842ac800 r8:8481c42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8481c400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8481c400 r8:80287e08 r7:dfcc1e60 r6:8481c580 r5:842ac800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa45fb0 to 0xdfa45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a71380 INFO: task kworker/0:56:3287 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: bcc02000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:85f4378c r4:8481c480 r10:00000000 r9:8481c480 r8:80287e08 r7:dfa45e60 r6:8481c680 r5:842aec00 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:58:3291 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/0:58 state:D stack:0 pid:3291 tgid:3291 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc5dd84 r8:00000002 r7:60000113 r6:dfc5dd8c r5:848c0c00 r4:848c0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848c0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc5de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ee2940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7ef000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f42f8c r4:85f42c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f42f8c r4:8481c500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848c0c00 r8:8481c52c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8481c500 r4:00000001 Workqueue: events bpf_prog_free_deferred [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:edb79000 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ee2740 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e1000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed815000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f4278c r4:85f42400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f4278c r4:8481c780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848c1800 r8:8481c7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8481c780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8481c780 r8:80287e08 r7:dfc5de60 r6:8481c600 r5:848c1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb21fb0 to 0xdfb21ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a71900 INFO: task kworker/0:59:3293 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: bd6f4000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:60:3294 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/0:60 state:D stack:0 pid:3294 tgid:3294 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb3dd84 r8:00000002 r7:60000113 r6:dfb3dd8c r5:848c2400 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f42b8c r4:85f42800 r7:dddced80 r6:83018000 r5:85f42b8c r4:8481c800 r10:00000000 r9:8481c800 r8:80287e08 r7:dfb21e60 r6:8481c980 r5:848c2400 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 Not tainted 6.15.0-rc7-syzkaller #0 Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb39d84 r8:00000002 r7:60000113 r6:dfb39d8c r5:848c3000 r4:848c3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848c3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb39e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ee2680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0df000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed805000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f4238c r4:85f42000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f4238c r4:8481c880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848c3000 r8:8481c8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8481c880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8481c880 r8:80287e08 r7:dfb21e60 r6:8481ca00 r5:848c3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb39fb0 to 0xdfb39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a71e80 INFO: task kworker/0:61:3297 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: bdce1000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85f41f8c r4:85f41c00 r7:dddced80 r6:83018000 r5:85f41f8c r4:8481ca80 r10:00000000 r9:8481ca80 r8:80287e08 r7:dfb39e60 r6:8481cb80 r5:848c3c00 task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r5:00001000 r4:edb79000 r4:84819500 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:848c4800 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85f4138c r4:85f41000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8481c900 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800b0113 ffffffff r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:64:3303 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/0:64 state:D stack:0 pid:3303 tgid:3303 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb55d84 r8:00000002 r7:60000113 r6:dfb55d8c r5:848c5400 r4:848c5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848c5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb55e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ee23c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0db000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed7e3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f41b8c r4:85f41800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f41b8c r4:8481cb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848c5400 r8:8481cb2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8481cb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8481cb00 r8:80287e08 r7:dfccde60 r6:8481cc00 r5:848c5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb55fb0 to 0xdfb55ff8) 5fa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 r4:848c6000 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85f4178c r4:85f41400 r7:dddced80 r6:83018000 r5:85f4178c r4:8481cd00 r10:00000000 r9:8481cd00 r8:80287e08 r7:dfccde60 r6:8481cd80 r5:848c6000 task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800b0113 ffffffff r4:00000000 r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:66:3307 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:3307 tgid:3307 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfcd1d84 r8:00000002 r7:60000113 r6:dfcd1d8c r5:848c6c00 r4:848c6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848c6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ee2bc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0eb000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed0bf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f43b8c r4:85f43800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f43b8c r4:8481ce00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848c6c00 r8:8481ce2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8481ce00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8481ce00 r8:80287e08 r7:dfccde60 r6:8481ce80 r5:848c6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcd1fb0 to 0xdfcd1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849c2480 INFO: task kworker/0:66:3307 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 1d20: bebc8000 edb75000 00000001 80239b98 7f1e5000 00000001 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:848c0000 r4:8291a680 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (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) r5:85f40f8c r4:85f40c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f40f8c r4:8481cf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848c0000 r8:8481cf2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8481cf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8481cf00 r8:80287e08 r7:dfcd1e60 r6:8481cf80 r5:848c0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcd5fb0 to 0xdfcd5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849c2480 INFO: task kworker/0:67:3308 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: bebc8000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85f43f8c r4:85f43c00 r7:dddced80 r6:83018000 r5:85f43f8c r4:849ca080 r4:00000001 r4:849c2780 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:82ac21e4 r4:00000000 r5:85f5fb8c r4:85f5f800 r4:84819500 Exception stack(0xe0531fb0 to 0xe0531ff8) r4:8444f300 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__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) r5:85f4478c r4:85f44400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f4478c r4:849ca000 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:849ca02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849ca000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849ca000 r8:80287e08 r7:dfce5e60 r6:849ca100 r5:84ad8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfce1fb0 to 0xdfce1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849c2780 INFO: task kworker/0:69:3313 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: bf1e9000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:70:3315 blocked for more than 452 seconds. "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:84ad8c00 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85f4438c r4:85f44000 r10:61c88647 r9:84ad8c00 r8:849ca22c r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:82ac21e4 r4:00000000 r5:00001000 r4:edb79000 [<80287208>] (process_one_work) 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 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85f44b8c r4:85f44800 r10:61c88647 r9:84ad9800 r8:849ca3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:849ca380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849ca380 r8:80287e08 r7:dfce1e60 r6:849ca280 r5:84ad9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcf1fb0 to 0xdfcf1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849c2b00 INFO: task kworker/0:71:3317 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: bf6d5000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:154:3666 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/0:154 state:D stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:84521800 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b83f8c r4:84b83c00 r7:dddced80 r6:83018000 r5:84b83f8c r4:84790f00 r4:84790f00 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:157:3737 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/0:157 state:D stack:0 pid:3737 tgid:3737 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0561d84 r8:00000002 r7:60000113 r6:e0561d8c r5:84843c00 r4:84843c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84843c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0561e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:84b83b8c r4:84b83800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84843c00 r8:848194ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0561fb0 to 0xe0561ff8) task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:157 state:D stack:0 pid:3742 tgid:3742 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e057dd84 r8:00000002 r7:60000113 r6:e057dd8c r5:84846c00 r4:84846c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84846c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e057de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e9000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84846c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd2f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be8b8c r4:84be8800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be8b8c r4:848ec180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84846c00 r8:848ec1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec180 r8:80287e08 r7:e0575e60 r6:84819700 r5:84846c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe057dfb0 to 0xe057dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 INFO: task kworker/1:157:3742 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d20: c0187000 edb75000 00000001 80239b98 7f1e5000 00000001 r4:00000000 r5:85f5fb8c r4:85f5f800 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:159:3745 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. task:kworker/1:159 state:D stack:0 pid:3745 tgid:3745 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e058dd84 r8:00000002 r7:60000113 r6:e058dd8c r5:842a6c00 r4:842a6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:842a6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e058de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9740 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:842a6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd15000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be878c r4:84be8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be878c r4:848ec280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:842a6c00 r8:848ec2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec280 r8:80287e08 r7:e057de60 r6:84819800 r5:842a6c00 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800b0113 ffffffff [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 r4:8444f300 task:kworker/1:160 state:D stack:0 pid:3747 tgid:3747 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84be938c r4:84be9000 r10:61c88647 r9:84842400 r8:848ec32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:82ac21e4 r4:00000000 r5:85f5fb8c r4:85f5f800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:8444f300 task:kworker/1:161 state:D stack:0 pid:3749 tgid:3749 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:dfd4f000 r5:84be8f8c r4:84be8c00 r10:61c88647 r9:84528000 r8:848ec3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:848e9100 INFO: task kworker/1:161:3749 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c0586000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:162:3751 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/1:162 state:D stack:0 pid:3751 tgid:3751 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e05d5d84 r8:00000002 r7:60000113 r6:e05d5d8c r5:84529800 r4:84529800 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84be978c r4:84be9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:848ec480 Exception stack(0xe05d5fb0 to 0xe05d5ff8) Workqueue: events bpf_prog_free_deferred 1d20: c0586000 edb75000 00000001 80239b98 7f1e5000 00000001 r4:00000000 r5:85f5fb8c r4:85f5f800 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:8452a400 r4:8291a680 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:00001000 r4:dff37000 r5:84b8378c r4:84b83400 r10:61c88647 r9:8452a400 r8:848ec42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__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 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:164:3757 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/1:164 state:D stack:0 pid:3757 tgid:3757 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e05e5d84 r8:00000002 r7:60000113 r6:e05e5d8c r5:8452bc00 r4:8452bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8452bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05e5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e9900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8452bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e009d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bea38c r4:84bea000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bea38c r4:848ec500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8452bc00 r8:848ec52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec500 r8:80287e08 r7:e05d5e60 r6:84819b80 r5:8452bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe05e5fb0 to 0xe05e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848e94c0 INFO: task kworker/1:164:3757 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c08d7000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:8452b000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05f1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e9580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8452b000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dff8d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be9b8c r4:84be9800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be9b8c r4:848ec580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8452b000 r8:848ec5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec580 r8:80287e08 r7:e05e5e60 r6:84819c00 r5:8452b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe05f1fb0 to 0xe05f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848e95c0 INFO: task kworker/1:165:3759 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c08d7000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 Not tainted 6.15.0-rc7-syzkaller #0 r4:84bb3000 r4:00000000 r4:00000000 r5:00001000 r4:e0093000 r5:84be9f8c r4:84be9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84bb3000 r8:848ec62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:edb79000 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:158:3763 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/0:158 state:D stack:0 pid:3763 tgid:3763 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e05f5d84 r8:00000002 r7:60000113 r6:e05f5d8c r5:8452c800 r4:8452c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8452c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05f5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8481b8c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8452c800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dff19000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84185b8c r4:84185800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8452c800 r8:84819aac r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c0f51000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:167:3765 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/1:167 state:D stack:0 pid:3765 tgid:3765 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e05fdd84 r8:00000002 r7:60000113 r6:e05fdd8c r5:8452d400 r4:8452d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8452d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05fde08 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:84beaf8c r4:84beac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84beaf8c r4:848ec680 r4:848ec680 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__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(0xe0531fb0 to 0xe0531ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r10:8291a684 r9:e0601d84 r8:00000002 r7:60000113 r6:e0601d8c r5:8452ec00 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:84bef78c r4:84bef400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84819c80 r8:80287e08 r7:e05f5e60 r6:84819d80 r5:8452ec00 task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800b0113 ffffffff r4:00000000 r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:168:3768 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/1:168 state:D stack:0 pid:3768 tgid:3768 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0605d84 r8:00000002 r7:60000013 r6:e0605d8c r5:8452e000 r4:8452e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8452e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0605e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e9a80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8452e000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e00af000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bea78c r4:84bea400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bea78c r4:848ec780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8452e000 r8:848ec7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec780 r8:80287e08 r7:e05fde60 r6:84819e00 r5:8452e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0605fb0 to 0xe0605ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d20: c137f000 edb75000 00000001 80239b98 7f1e5000 00000001 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:8444f300 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:84beab8c r4:84bea800 r7:ddde2d80 r6:83018200 r5:84beab8c r4:848ec880 r10:00000000 r9:848ec880 r8:80287e08 r7:e05fde60 r6:84819e80 r5:84528c00 task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c14c5000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:170:3772 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/1:170 state:D stack:0 pid:3772 tgid:3772 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:84846000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e00f7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84beb38c r4:84beb000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84beb38c r4:848ec800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84846000 r8:848ec82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec800 r8:80287e08 r7:e05fde60 r6:84819f00 r5:84846000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe060dfb0 to 0xe060dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848e9b80 INFO: task kworker/1:170:3772 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c17f2000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:84850000 r4:00000000 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:84bebb8c r4:84beb800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:848ec900 r8:80287e08 r7:e060de60 r6:84819f80 r5:84850000 r4:848e9f40 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 800b0113 ffffffff r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 INFO: task kworker/1:172:3776 blocked for more than 452 seconds. r4:84850c00 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:84beb78c r4:848eca00 Exception stack(0xe0615fb0 to 0xe0615ff8) task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:173:3778 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/1:173 state:D stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0619d84 r8:00000002 r7:60000013 r6:e0619d8c r5:84851800 r4:84851800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84851800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0619e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e3040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84851800 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e042c000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bebf8c r4:84bebc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bebf8c r4:848eca80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84851800 r8:848ecaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848eca80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848eca80 r8:80287e08 r7:e0611e60 r6:849e4080 r5:84851800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0619fb0 to 0xe0619ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8444ff40 INFO: task kworker/1:173:3778 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:00000000 1d60: 80230ad0 80239bb0 800b0113 ffffffff [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:84852400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 r5:84bec38c r4:84bec000 r10:61c88647 r9:84852400 r8:848ecb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849e3100 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 r4:00000000 r5:00001000 r4:edb79000 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:84853000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84853000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0621e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e3380 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84853000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0449000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bec78c r4:84bec400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bec78c r4:848ecb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84853000 r8:848ecbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ecb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ecb80 r8:80287e08 r7:e061de60 r6:849e4180 r5:84853000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0621fb0 to 0xe0621ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e31c0 INFO: task kworker/1:175:3782 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c241d000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0531fb0 to 0xe0531ff8) r4:8444f300 task:kworker/1:176 state:D stack:0 pid:3784 tgid:3784 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84853c00 r8:848ecc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:82ac21e4 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (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) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:177 state:D stack:0 pid:3787 tgid:3787 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:84becf8c r4:84becc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84856000 r8:848eccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ecc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ecc80 r8:80287e08 r7:e0625e60 r6:849e4280 r5:84856000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe047dfb0 to 0xe047dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e3440 INFO: task kworker/1:177:3787 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c2850000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:178:3788 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/1:178 state:D stack:0 pid:3788 tgid:3788 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e05edd84 r8:00000002 r7:60000013 r6:e05edd8c r5:84bb3c00 r4:84bb3c00 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84bed38c r4:84bed000 r7:ddde2d80 r6:83018200 r5:84bed38c r4:848ec700 r10:00000000 r9:848ec700 r8:80287e08 r7:e047de60 r6:848ecd00 r5:84bb3c00 Workqueue: events bpf_prog_free_deferred 1d20: c2850000 edb75000 00000001 80239b98 7f1e5000 00000001 r4:00000000 r5:00001000 r4:edb79000 r4:84819500 Exception stack(0xe0531fb0 to 0xe0531ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:84bb5400 r4:00000000 r4:00000000 r5:00001000 r4:dfaaf000 r5:84bedb8c r4:84bed800 r10:61c88647 r9:84bb5400 r8:848ece2c 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(0xe0629fb0 to 0xe0629ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e3700 INFO: task kworker/1:179:3790 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c2979000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:180:3791 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:dfa4f000 r5:84bed78c r4:84bed400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:848ec980 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800b0113 ffffffff r4:00000000 r5:85f5fb8c r4:85f5f800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:e062dd84 r8:00000002 r7:60000113 r6:e062dd8c r5:84bb6c00 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:84bedf8c r4:84bedc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84794f80 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:182:3796 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/1:182 state:D stack:0 pid:3796 tgid:3796 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0635d84 r8:00000002 r7:60000113 r6:e0635d8c r5:84bb4800 r4:84bb4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bb4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0635e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e3cc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bb4800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc55000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bee38c r4:84bee000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bee38c r4:84438000 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8443802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84438000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84438000 r8:80287e08 r7:e062de60 r6:84438080 r5:84bb4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0635fb0 to 0xe0635ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e3a80 INFO: task kworker/1:182:3796 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c333b000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:00000000 r5:85f5fb8c r4:85f5f800 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:e0639d84 r8:00000002 r7:60000113 r6:e0639d8c r5:84bb2400 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:84bee78c r4:84bee400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84438100 r8:80287e08 r7:e0635e60 r6:84438180 r5:84bb2400 r4:849e3bc0 Workqueue: events bpf_prog_free_deferred 1d20: c3680000 edb75000 00000001 80239b98 7f1e5000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r5:85f5fb8c r4:85f5f800 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 r4:8444f300 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:e0649d84 r8:00000002 r7:60000113 r6:e0649d8c r5:84854800 r4:84854800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84854800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0649e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84854800 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfda3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84beeb8c r4:84bee800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84beeb8c r4:84438200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84854800 r8:8443822c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84438200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84438200 r8:80287e08 r7:e0639e60 r6:849e4300 r5:84854800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0649fb0 to 0xe0649ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b98c0 INFO: task kworker/1:184:3802 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c3680000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 r4:00000000 r5:85f5fb8c r4:85f5f800 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 INFO: task kworker/1:185:3803 blocked for more than 453 seconds. r4:84855400 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84beff8c r4:84befc00 r10:61c88647 r9:84855400 r8:8443832c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:84438300 r8:80287e08 r7:e0649e60 r6:849e4480 r5:84855400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe064dfb0 to 0xe064dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b98c0 INFO: task kworker/1:185:3803 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c384d000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:186:3804 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/1:186 state:D stack:0 pid:3804 tgid:3804 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:85030000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84beef8c r4:84beec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84438280 r8:80287e08 r7:e064de60 r6:849e4380 r5:85030000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0531d28 to 0xe0531d70) r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 r4:8444f300 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85031800 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:84bef38c r4:84bef000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84438380 Exception stack(0xe0659fb0 to 0xe0659ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8443d280 INFO: task kworker/1:187:3806 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c3ead000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:188:3808 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/1:188 state:D stack:0 pid:3808 tgid:3808 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0661d84 r8:00000002 r7:60000113 r6:e0661d8c r5:85033000 r4:85033000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85033000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0661e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018205 r8:85033000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 r5:84befb8c r4:84bef800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84438480 r8:80287e08 r7:e064de60 r6:849e4500 r5:85033000 Workqueue: events bpf_prog_free_deferred r4:00000000 1d60: 80230ad0 80239bb0 800b0113 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 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:84ba538c r4:84ba5000 r7:dddced80 r6:83018000 r5:84ba538c r4:849e4680 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe065dfb0 to 0xe065dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8481b300 INFO: task kworker/0:160:3810 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c413c000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:85035400 r4:8291a680 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:84bf4b8c r4:84bf4800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bf4b8c r4:84438400 r10:00000000 r9:84438400 r8:80287e08 r7:e064de60 r6:849e4600 r5:85035400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe066dfb0 to 0xe066dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8443d700 INFO: task kworker/1:189:3813 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c413c000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:85036000 r4:8291a680 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (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) r5:84bf438c r4:84bf4000 r7:ddde2d80 r6:83018200 r5:84bf438c r4:84438600 r10:00000000 r9:84438600 r8:80287e08 r7:e066de60 r6:849e4700 r5:85036000 task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800b0113 ffffffff r4:00000000 r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:191:3816 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/1:191 state:D stack:0 pid:3816 tgid:3816 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0681d84 r8:00000002 r7:60000013 r6:e0681d8c r5:85034800 r4:85034800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85034800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0681e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443d900 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84bf478c r4:84bf4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85034800 r8:844386ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8443d740 Workqueue: events bpf_prog_free_deferred r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:84819500 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:84ba438c r4:84ba4000 r4:00000001 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849dc040 r5:84bf678c r4:84bf6400 Exception stack(0xe0685fb0 to 0xe0685ff8) 1d20: c4dc9000 edb75000 00000001 80239b98 7f1e5000 00000001 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 r4:00000001 r4:8444f300 r4:85032400 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8481bd40 r5:84ba478c r4:84ba4400 Exception stack(0xe067dfb0 to 0xe067dff8) Exception stack(0xe0531d28 to 0xe0531d70) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r10:61c88647 r9:84856c00 r8:8443872c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 task:kworker/1:194 state:D stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84bf538c r4:84bf5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred r4:00000000 r5:84bf578c r4:84bf5400 Exception stack(0xe0695fb0 to 0xe0695ff8) Exception stack(0xe0531d28 to 0xe0531d70) [<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 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e069dd84 r8:00000002 r7:60000113 r6:e069dd8c r5:84bb8c00 r4:84bb8c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bb8c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e069de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a02bc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bb8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dff69000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84ba4f8c r4:84ba4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84ba4f8c r4:849e4b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bb8c00 r8:849e4bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:849e4b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849e4b80 r8:80287e08 r7:e065de60 r6:849e4c00 r5:84bb8c00 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 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r5:00001000 r4:edb79000 r4:00000001 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r9:83018205 r8:84bbb000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 r5:84bf5b8c r4:84bf5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bf5b8c r4:84438980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bbb000 r8:844389ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84438980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84438980 r8:80287e08 r7:e0685e60 r6:849e4d00 r5:84bbb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a1fb0 to 0xe06a1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8443d300 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 Exception stack(0xe0531fb0 to 0xe0531ff8) r4:84bbc800 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r7:ddde2d80 r6:83018200 r5:84bf5f8c r4:84438900 r4:84438900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84438900 r8:80287e08 r7:e0685e60 r6:849e4d80 r5:84bbc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8443da00 INFO: task kworker/1:197:3834 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c5ec0000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xe0531fb0 to 0xe0531ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__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) r5:84bf638c r4:84bf6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84bbd400 r8:84438a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 1d60: 80230ad0 80239bb0 800b0113 ffffffff r4:00000000 r5:85f5fb8c r4:85f5f800 [<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 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84bf6b8c r4:84bf6800 r10:61c88647 r9:84bbbc00 r8:84438aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849dc100 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:200:3842 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/1:200 state:D stack:0 pid:3842 tgid:3842 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e06c1d84 r8:00000002 r7:60000013 r6:e06c1d8c r5:84bba400 r4:84bba400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bba400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849dc600 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bba400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0527000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bf778c r4:84bf7400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bf778c r4:84438b80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:84438bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84438b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84438b80 r8:80287e08 r7:e06b5e60 r6:849e4f00 r5:84bba400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06c1fb0 to 0xe06c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849dc1c0 INFO: task kworker/1:200:3842 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c64e3000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84bf6f8c r4:84bf6c00 r10:61c88647 r9:84860000 r8:844385ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849dc3c0 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 800b0113 ffffffff r4:00000000 r5:85f5fb8c r4:85f5f800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:202 state:D stack:0 pid:3845 tgid:3845 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e06c9d84 r8:00000002 r7:60000113 r6:e06c9d8c r5:84860c00 r4:84860c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84860c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849dc4c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84860c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e051b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bf738c r4:84bf7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bf738c r4:84438c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84860c00 r8:84438c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84438c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84438c00 r8:80287e08 r7:e06c1e60 r6:849cd000 r5:84860c00 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 r4:849dc480 INFO: task kworker/1:202:3845 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c69f6000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:203:3846 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/1:203 state:D stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e05c5d84 r8:00000002 r7:60000113 r6:e05c5d8c r5:84861800 r4:84861800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (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) r5:84bf838c r4:84bf8000 r7:ddde2d80 r6:83018200 r5:84bf838c r4:84438c80 r10:00000000 r9:84438c80 r8:80287e08 r7:e06c1e60 r6:849cd080 r5:84861800 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0531d28 to 0xe0531d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:204:3849 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/1:204 state:D stack:0 pid:3849 tgid:3849 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e06b9d84 r8:00000002 r7:60000013 r6:e06b9d8c r5:84862400 r4:84862400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84862400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06b9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849dc7c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84862400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb15000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bf7b8c r4:84bf7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bf7b8c r4:84438d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84862400 r8:84438d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84438d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84438d00 r8:80287e08 r7:e05c5e60 r6:849cd100 r5:84862400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06b9fb0 to 0xe06b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849dc700 INFO: task kworker/1:204:3849 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c6fa7000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 r4:84819500 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84bf7f8c r4:84bf7c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84438e00 r8:80287e08 r7:e05c5e60 r6:84438d80 r5:84bb0c00 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:206:3854 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/1:206 state:D stack:0 pid:3854 tgid:3854 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e068dd84 r8:00000002 r7:60000013 r6:e068dd8c r5:84b2e000 r4:84b2e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b2e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e068de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7f300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b2e000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e00a7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bf9b8c r4:84bf9800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bf9b8c r4:84438e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2e000 r8:84438eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84438e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84438e80 r8:80287e08 r7:e05c5e60 r6:84438f80 r5:84b2e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe068dfb0 to 0xe068dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849dca40 INFO: task kworker/1:206:3854 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c7514000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:00000000 r5:85f5fb8c r4:85f5f800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:84bf878c r4:84bf8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84438b00 Exception stack(0xe0691fb0 to 0xe0691ff8) task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:208:3857 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/1:208 state:D stack:0 pid:3857 tgid:3857 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e06d5d84 r8:00000002 r7:60000013 r6:e06d5d8c r5:84bc1800 r4:84bc1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bc1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849dcd80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bc1800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd3b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bf8b8c r4:84bf8800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bf8b8c r4:84794f00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:84794f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84794f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84794f00 r8:80287e08 r7:e068de60 r6:848ecf80 r5:84bc1800 Exception stack(0xe06d5fb0 to 0xe06d5ff8) Workqueue: events bpf_prog_free_deferred Exception stack(0xe0531d28 to 0xe0531d70) r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:84bc2400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d9e08 r5:00001000 r4:dfd67000 r5:84bf8f8c r4:84bf8c00 r7:ddde2d80 r6:83018200 r5:84bf8f8c r4:848ecf00 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:210:3862 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/1:210 state:D stack:0 pid:3862 tgid:3862 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e06ddd84 r8:00000002 r7:60000113 r6:e06ddd8c r5:84bc3c00 r4:84bc3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bc3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06dde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e1080 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bc3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [<8054b0ec>] (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) r5:84bf938c r4:84bf9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bf938c r4:849c4000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bc3c00 r8:849c402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c4000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c4000 r8:80287e08 r7:e068de60 r6:849c4100 r5:84bc3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06ddfb0 to 0xe06ddff8) dfa0: 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<8054b0ec>] (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) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:84865400 r4:8291a680 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:84ba578c r4:849cd280 r4:00000001 r4:84a02c40 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c81c8000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:211:3866 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/1:211 state:D stack:0 pid:3866 tgid:3866 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e06e1d84 r8:00000002 r7:60000013 r6:e06e1d8c r5:84866000 r4:84866000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84866000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7f1c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84866000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e008d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bf978c r4:84bf9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bf978c r4:849c4180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84866000 r8:849c41ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c4180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c4180 r8:80287e08 r7:e068de60 r6:849cd300 r5:84866000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06e1fb0 to 0xe06e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a7f2c0 INFO: task kworker/1:211:3866 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c81c8000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 INFO: task kworker/1:212:3869 blocked for more than 453 seconds. r4:84866c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e9e08 r9:83018205 r8:84866c00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 r5:84bfa38c r4:84bfa000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84866c00 r8:849c42ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__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 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 Not tainted 6.15.0-rc7-syzkaller #0 Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e06edd84 r8:00000002 r7:60000113 r6:e06edd8c r5:84bc4800 r4:84bc4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bc4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06ede08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7f880 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bc4800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e00f5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bf9f8c r4:84bf9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bf9f8c r4:849c4300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bc4800 r8:849c432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c4300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c4300 r8:80287e08 r7:e06e9e60 r6:849c4080 r5:84bc4800 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 r4:84a7f2c0 INFO: task kworker/1:213:3870 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c8a31000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [<8054b0ec>] (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) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:84bc6000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 r5:84ba5b8c r4:84ba5800 r10:61c88647 r9:84bc6000 r8:849cd3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a02ec0 Workqueue: events bpf_prog_free_deferred 1d20: c8a31000 edb75000 00000001 80239b98 7f1e5000 00000001 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0531fb0 to 0xe0531ff8) INFO: task kworker/0:166:3874 blocked for more than 453 seconds. r4:84bc6c00 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:84ba738c r4:849cd500 r10:61c88647 r9:84bc6c00 r8:849cd52c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849cd500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849cd500 r8:80287e08 r7:e06f5e60 r6:849c4380 r5:84bc6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06fdfb0 to 0xe06fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a02ac0 INFO: task kworker/0:166:3874 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c8d08000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:214:3877 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/1:214 state:D stack:0 pid:3877 tgid:3877 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e06f9d84 r8:00000002 r7:60000013 r6:e06f9d8c r5:84bc3000 r4:84bc3000 r5:84bc3000 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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) r5:84bfa78c r4:84bfa400 r7:ddde2d80 r6:83018200 r5:84bfa78c r4:849c4400 r4:849c4400 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 1d20: c8d08000 edb75000 00000001 80239b98 7f1e5000 00000001 r4:82ac21e4 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:215:3879 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/1:215 state:D stack:0 pid:3879 tgid:3879 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e06f1d84 r8:00000002 r7:60000113 r6:e06f1d8c r5:84bc5400 r4:84bc5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bc5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06f1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7fc40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bc5400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e043f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bfab8c r4:84bfa800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bfab8c r4:849c4580 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:849c45ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c4580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c4580 r8:80287e08 r7:e06f9e60 r6:849c4680 r5:84bc5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06f1fb0 to 0xe06f1ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:82ac21e4 r4:00000000 r5:85f5fb8c r4:85f5f800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:216:3882 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/1:216 state:D stack:0 pid:3882 tgid:3882 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0701d84 r8:00000002 r7:60000013 r6:e0701d8c r5:84bc0c00 r4:84bc0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bc0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0701e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7ff40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bc0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0529000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bfb38c r4:84bfb000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bfb38c r4:849c4480 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:849c44ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c4480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c4480 r8:80287e08 r7:e06f1e60 r6:849c4700 r5:84bc0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0701fb0 to 0xe0701ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a7fc00 INFO: task kworker/1:216:3882 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c915d000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:84bc8000 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:84ba5f8c r4:84ba5c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:849cd580 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d20: c9697000 edb75000 00000001 80239b98 7f1e5000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r5:00001000 r4:edb79000 r4:84819500 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0705d84 r8:00000002 r7:60000013 r6:e0705d8c r5:84bc8c00 r4:84bc8c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bc8c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0705e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7fd80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bc8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0453000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bfaf8c r4:84bfac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bfaf8c r4:849c4600 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:849c462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c4600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c4600 r8:80287e08 r7:e0701e60 r6:849c4900 r5:84bc8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0705fb0 to 0xe0705ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a7f580 INFO: task kworker/1:217:3884 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c9697000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e056b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84bfbb8c r4:84bfb800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84bfbb8c r4:849c4880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bc9800 r8:849c48ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c4880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c4880 r8:80287e08 r7:e0701e60 r6:849c4980 r5:84bc9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0709fb0 to 0xe0709ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a7ff00 INFO: task kworker/1:218:3886 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c9697000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 r5:85f5fb8c r4:85f5f800 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:849c4800 r8:80287e08 r7:e0709e60 r6:849c4a80 r5:84bca400 task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__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(0xe0531fb0 to 0xe0531ff8) r4:8444f300 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:e05a3000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:849c4b00 r8:80287e08 r7:e0709e60 r6:849c4a00 r5:84bcbc00 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 r4:849d8180 INFO: task kworker/1:220:3890 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: c9e4f000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:221:3892 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/1:221 state:D stack:0 pid:3892 tgid:3892 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0711d84 r8:00000002 r7:60000013 r6:e0711d8c r5:84bcc800 r4:84bcc800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bcc800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0711e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d84c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bcc800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [<8054b0ec>] (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) r5:84bfbf8c r4:84bfbc00 [<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 Workqueue: events bpf_prog_free_deferred 1d20: ca08a000 edb75000 00000001 80239b98 7f1e5000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:e05b1000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84bcd400 r8:849c4d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c4d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c4d00 r8:80287e08 r7:e0715e60 r6:849c4e00 r5:84bcd400 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 r4:849d8580 INFO: task kworker/1:222:3894 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: ca5fe000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:223:3896 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/1:223 state:D stack:0 pid:3896 tgid:3896 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0721d84 r8:00000002 r7:60000113 r6:e0721d8c r5:84bce000 r4:84bce000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bce000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0721e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (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) r5:8500578c r4:85005400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0719e08 r5:00001000 r4:e05c7000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:849c4d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c4d80 r8:80287e08 r7:e0721e60 r6:849c4e80 r5:84bcec00 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 r4:849d8700 INFO: task kworker/1:224:3898 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: caaa4000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:225:3900 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/1:225 state:D stack:0 pid:3900 tgid:3900 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0729d84 r8:00000002 r7:60000013 r6:e0729d8c r5:84bcb000 r4:84bcb000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bcb000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0729e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d8ac0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85004f8c r4:85004c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0531d28 to 0xe0531d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:226:3902 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/1:226 state:D stack:0 pid:3902 tgid:3902 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e073dd84 r8:00000002 r7:60000013 r6:e073dd8c r5:84bd0000 r4:84bd0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bd0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e073de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d8b40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bd0000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0733000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8500538c r4:85005000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8500538c r4:84a11000 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:84a1102c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a11000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a11000 r8:80287e08 r7:e0721e60 r6:84a11280 r5:84bd0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 Exception stack(0xe0531fb0 to 0xe0531ff8) INFO: task kworker/1:227:3904 blocked for more than 453 seconds. r4:84bd0c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0745e08 r5:00001000 r4:e076b000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:84a11080 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: cb230000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:228:3905 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/1:228 state:D stack:0 pid:3905 tgid:3905 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0759d84 r8:00000002 r7:60000013 r6:e0759d8c r5:84bd2400 r4:84bd2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bd2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0759e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<8054b0ec>] (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 r5:85005b8c r4:84a11200 r4:84a11200 Exception stack(0xe0759fb0 to 0xe0759ff8) r4:849d8d00 Call trace: Exception stack(0xe0531d28 to 0xe0531d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:edb79000 r4:84819500 r4:00000001 1fa0: 00000000 00000000 00000000 00000000 r10:8291a684 r9:e0769d84 r8:00000002 r7:60000113 r6:e0769d8c r5:84bd3c00 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<8054b0ec>] (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/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0531dc0 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:168:3911 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/0:168 state:D stack:0 pid:3911 tgid:3911 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0765d84 r8:00000002 r7:60000013 r6:e0765d8c r5:84bd3000 r4:84bd3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bd3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0765e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e6e40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bd3000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbfb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84ba6f8c r4:84ba6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84ba6f8c r4:849cd400 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:849cd42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849cd400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849cd400 r8:80287e08 r7:e06fde60 r6:84a11500 r5:84bd3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0765fb0 to 0xe0765ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849db740 INFO: task kworker/0:168:3911 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: cb427000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:230:3913 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/1:230 state:D stack:0 pid:3913 tgid:3913 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r5:84bd4800 r4:8291a680 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d2400 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84a11600 r8:80287e08 r7:e0769e60 r6:84a11700 r5:84bd4800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849d2280 INFO: task kworker/1:230:3913 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: cbbc9000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:231:3914 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. Workqueue: events bpf_prog_free_deferred [<81a57064>] (mutex_lock) from [<804e77f0>] (_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 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:84819500 1fa0: 00000000 00000000 00000000 00000000 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0785e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d2f00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bd6000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc75000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85007f8c r4:85007c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85007f8c r4:84a11780 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:84a117ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a11780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a11780 r8:80287e08 r7:e0789e60 r6:84a11880 r5:84bd6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0785fb0 to 0xe0785ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849d2900 INFO: task kworker/1:232:3917 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: cc19b000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:233:3918 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:3918 tgid:3918 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0791d84 r8:00000002 r7:60000013 r6:e0791d8c r5:84bd6c00 r4:84bd6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bd6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0791e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d2780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bd6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9cf000 [<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 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r4:84bd1800 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 r5:00001000 r4:dfa1b000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8500738c r4:85007000 [<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 r9:84a11800 r8:80287e08 r7:e0785e60 r6:84a11980 r5:84bd1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0641fb0 to 0xe0641ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849d2840 INFO: task kworker/1:234:3920 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: cc66c000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:235:3922 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/1:235 state:D stack:0 pid:3922 tgid:3922 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0645d84 r8:00000002 r7:60000013 r6:e0645d8c r5:84bd8000 r4:84bd8000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bd8000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0645e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d2a80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bd8000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<8054b0ec>] (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) r5:8500778c r4:85007400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8500778c r4:84a11a80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:84a11aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a11a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a11a80 r8:80287e08 r7:e0785e60 r6:84a11c00 r5:84bd8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0645fb0 to 0xe0645ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849d2a40 INFO: task kworker/1:235:3922 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: cd538000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:236:3924 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:3924 tgid:3924 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0665d84 r8:00000002 r7:60000113 r6:e0665d8c r5:84bd8c00 r4:84bd8c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bd8c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0665e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d2c40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bd8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc2f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85007b8c r4:85007800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85007b8c r4:84a11b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bd8c00 r8:84a11b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a11b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a11b00 r8:80287e08 r7:e0785e60 r6:84a11d00 r5:84bd8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0665fb0 to 0xe0665ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849d2c00 INFO: task kworker/1:236:3924 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: cd538000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:237:3925 blocked for more than 453 seconds. [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849d2c00 INFO: task kworker/1:237:3925 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: cdb85000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:238:3926 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:3926 tgid:3926 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e07a9d84 r8:00000002 r7:60000013 r6:e07a9d8c r5:84bdb000 r4:84bdb000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bdb000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07a9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a18000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bdb000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd85000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 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 r4:84a11d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdb000 r8:84a11dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a11d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a11d80 r8:80287e08 r7:e07a1e60 r6:84a11f00 r5:84bdb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07a9fb0 to 0xe07a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849d2c00 INFO: task kworker/1:238:3926 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: cdb85000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:239:3930 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/1:239 state:D stack:0 pid:3930 tgid:3930 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e07add84 r8:00000002 r7:60000113 r6:e07add8c r5:84bdbc00 r4:84bdbc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bdbc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07ade08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a18400 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bdbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [<8054b0ec>] (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) r5:85018b8c r4:85018800 [<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 Call trace: Exception stack(0xe0531d28 to 0xe0531d70) 1d20: cdb85000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:240:3932 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/1:240 state:D stack:0 pid:3932 tgid:3932 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0795d84 r8:00000002 r7:60000013 r6:e0795d8c r5:84bdc800 r4:84bdc800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bdc800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0795e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a18880 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bdc800 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [<8054b0ec>] (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) r5:8501978c r4:85019400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8501978c r4:84a1b080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84a1b0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a1b080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a1b080 r8:80287e08 r7:e07ade60 r6:84a1b000 r5:84bdc800 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 r4:84a183c0 INFO: task kworker/1:240:3932 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: ce090000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:241:3933 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/1:241 state:D stack:0 pid:3933 tgid:3933 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e07b5d84 r8:00000002 r7:60000113 r6:e07b5d8c r5:84bdd400 r4:84bdd400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bdd400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a185c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bdd400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfe83000 [<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(0xe07b5fb0 to 0xe07b5ff8) task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:e0531dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r5:00001000 r4:edb79000 r5:85f5fb8c r4:85f5f800 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:242:3936 blocked for more than 454 seconds. Workqueue: events bpf_prog_free_deferred [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a18700 r5:00001000 r4:dfebf000 [<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) r10:61c88647 r9:84bde000 r8:84a1b1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:84a1b180 r8:80287e08 r7:e0795e60 r6:84a1b380 r5:84bde000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: ce625000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:243:3938 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/1:243 state:D stack:0 pid:3938 tgid:3938 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e07bdd84 r8:00000002 r7:60000113 r6:e07bdd8c r5:84bdec00 r4:84bdec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bdec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07bde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a18cc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bdec00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0015000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 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 r4:84a1b200 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:84a1b22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a1b200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a1b200 r8:80287e08 r7:e0795e60 r6:84a1b480 r5:84bdec00 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 r4:84a18840 INFO: task kworker/1:243:3938 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: ce625000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 1fa0: 00000000 00000000 00000000 00000000 r4:8444f300 Not tainted 6.15.0-rc7-syzkaller #0 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:00001000 r4:dff23000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85019b8c r4:85019800 r7:ddde2d80 r6:83018200 r5:85019b8c r4:84a1b300 r10:61c88647 r9:84bda400 r8:84a1b32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:245:3942 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/1:245 state:D stack:0 pid:3942 tgid:3942 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e07c1d84 r8:00000002 r7:60000113 r6:e07c1d8c r5:85090000 r4:85090000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85090000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07c1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a18c40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85090000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffef000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85019f8c r4:85019c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85019f8c r4:84a1b400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85090000 r8:84a1b42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a1b400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a1b400 r8:80287e08 r7:e07bde60 r6:84a1b600 r5:85090000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07c1fb0 to 0xe07c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a18b80 INFO: task kworker/1:245:3942 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: ceae2000 edb75000 00000001 80239b98 7f1e5000 00000001 1d60: 80230ad0 80239bb0 800b0113 ffffffff r4:e0531dc0 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:246:3943 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/1:246 state:D stack:0 pid:3943 tgid:3943 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e07c9d84 r8:00000002 r7:60000113 r6:e07c9d8c r5:85092400 r4:85092400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85092400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07c9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a43040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85092400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0035000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8501a78c r4:8501a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8501a78c r4:84a1b680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85092400 r8:84a1b6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a1b680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a1b680 r8:80287e08 r7:e07bde60 r6:84a1b500 r5:85092400 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 r4:84a18d00 INFO: task kworker/1:246:3943 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: cee6b000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 INFO: task kworker/1:247:3946 blocked for more than 454 seconds. r5:85090c00 r4:8291a680 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:8501b38c r4:84a1b700 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 800b0113 ffffffff r4:00000000 [<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(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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:248:3948 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/1:248 state:D stack:0 pid:3948 tgid:3948 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e07d5d84 r8:00000002 r7:60000013 r6:e07d5d8c r5:85093000 r4:85093000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85093000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07d5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a43140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85093000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0057000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 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 r4:84a1b880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85093000 r8:84a1b8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a1b880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a1b880 r8:80287e08 r7:e07c5e60 r6:84a1b980 r5:85093000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07d5fb0 to 0xe07d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a43100 INFO: task kworker/1:248:3948 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d20: cee6b000 edb75000 00000001 80239b98 7f1e5000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:84819500 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:249 state:D stack:0 pid:3950 tgid:3950 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) [<80287208>] (process_one_work) from [<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 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 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) r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:250:3952 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/1:250 state:D stack:0 pid:3952 tgid:3952 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e07cdd84 r8:00000002 r7:60000013 r6:e07cdd8c r5:85094800 r4:85094800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85094800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07cde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a43600 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85094800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e04a5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 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 r4:84a1bb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85094800 r8:84a1bb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a1bb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a1bb00 r8:80287e08 r7:e07c5e60 r6:84a1bc00 r5:85094800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07cdfb0 to 0xe07cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a43480 INFO: task kworker/1:250:3952 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0531fb0 to 0xe0531ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:85095400 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__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) [<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 r4:84a43540 Workqueue: events bpf_prog_free_deferred r4:00000000 1d20: cf2b9000 edb75000 00000001 80239b98 7f1e5000 00000001 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r5:00001000 r4:edb79000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:252:3956 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/1:252 state:D stack:0 pid:3956 tgid:3956 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e07e1d84 r8:00000002 r7:60000113 r6:e07e1d8c r5:85096000 r4:85096000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85096000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07e1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a437c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85096000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0501000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8501bb8c r4:8501b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8501bb8c r4:84a1bb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85096000 r8:84a1bbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a1bb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a1bb80 r8:80287e08 r7:e07dde60 r6:84a1bd80 r5:85096000 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 r4:84a43780 INFO: task kworker/1:252:3956 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: cfa46000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Workqueue: events bpf_prog_free_deferred r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) 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 1d20: cfa46000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:254:3960 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/1:254 state:D stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e07f9d84 r8:00000002 r7:60000113 r6:e07f9d8c r5:85091800 r4:85091800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85091800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a18fc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:00001000 r4:e06a5000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85104f8c r4:85104c00 [<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) r4:84a1bf80 r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:84a43a40 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [<804eb568>] (vfree) from [<8054b11c>] (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) r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:255:3962 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/1:255 state:D stack:0 pid:3962 tgid:3962 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e07fdd84 r8:00000002 r7:60000013 r6:e07fdd8c r5:85098000 r4:85098000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85098000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07fde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a43c00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85098000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [<8054b0ec>] (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) r5:8510478c r4:85104400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510478c r4:84a1bf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85098000 r8:84a1bf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a1bf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a1bf00 r8:80287e08 r7:e07f9e60 r6:84a1be80 r5:85098000 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 r4:84a43bc0 INFO: task kworker/1:255:3962 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: cfe67000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xe4805fb0 to 0xe4805ff8) task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:257:3966 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/1:257 state:D stack:0 pid:3966 tgid:3966 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e4809d84 r8:00000002 r7:60000013 r6:e4809d8c r5:85099800 r4:85099800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85099800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4809e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850db080 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85099800 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07e3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510538c r4:85105000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510538c r4:850d8180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85099800 r8:850d81ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850d8180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r5:800b0113 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:e4813000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:8509a400 r8:850d812c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0531d28 to 0xe0531d70) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:259:3970 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/1:259 state:D stack:0 pid:3970 tgid:3970 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e4811d84 r8:00000002 r7:60000113 r6:e4811d8c r5:8509b000 r4:8509b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8509b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4811e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850db500 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8509b000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e484e000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510638c r4:85106000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510638c r4:850d8400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8509b000 r8:850d842c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850d8400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d8400 r8:80287e08 r7:e480de60 r6:850d8280 r5:8509b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4811fb0 to 0xe4811ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850db1c0 INFO: task kworker/1:259:3970 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d067e000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 1fa0: 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:00001000 r4:e4819000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85105b8c r4:85105800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85105b8c r4:850d8580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8509bc00 r8:850d85ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850d8580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d8580 r8:80287e08 r7:e4811e60 r6:850d8480 r5:8509bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe481dfb0 to 0xe481dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850db580 INFO: task kworker/1:260:3972 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d067e000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4851e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85105f8c r4:85105c00 [<80287208>] (process_one_work) 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 r4:850db580 INFO: task kworker/1:261:3973 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d08cc000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:84819500 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:262:3976 blocked for more than 454 seconds. r5:84bb1800 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4861e08 r5:00001000 r4:df953000 [<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 r9:850d8680 r8:80287e08 r7:e4811e60 r6:849cd480 r5:84bb1800 r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:84819500 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r5:84863000 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:e4867000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:850d8700 Exception stack(0xe4865fb0 to 0xe4865ff8) task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:264:3980 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/1:264 state:D stack:0 pid:3980 tgid:3980 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e4871d84 r8:00000002 r7:60000113 r6:e4871d8c r5:84864800 r4:84864800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84864800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4871e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dba80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84864800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [<8054b0ec>] (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 r5:85106f8c r4:850d8500 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:edb79000 r4:00000001 INFO: task kworker/1:265:3982 blocked for more than 454 seconds. r4:84bbec00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4875e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510778c r4:85107400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510778c r4:850d8780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bbec00 r8:850d87ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850d8780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d8780 r8:80287e08 r7:e4871e60 r6:849cd780 r5:84bbec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4875fb0 to 0xe4875ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850db9c0 INFO: task kworker/1:265:3982 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d0d3a000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 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:e4879d84 r8:00000002 r7:60000013 r6:e4879d8c r5:84bbe000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<8054b0ec>] (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) r5:8510738c r4:85107000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84bbe000 r8:850d88ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850dba40 INFO: task kworker/1:266:3984 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d13d0000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:267:3987 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/1:267 state:D stack:0 pid:3987 tgid:3987 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e888dd84 r8:00000002 r7:60000113 r6:e888dd8c r5:84941800 r4:84941800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84941800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e888de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dbd80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84941800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd25000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85107b8c r4:85107800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85107b8c r4:850d8900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84941800 r8:850d892c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850d8900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d8900 r8:80287e08 r7:e4875e60 r6:849cd880 r5:84941800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe888dfb0 to 0xe888dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850dbc40 INFO: task kworker/1:267:3987 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d13d0000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:268:3988 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/1:268 state:D stack:0 pid:3988 tgid:3988 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e8891d84 r8:00000002 r7:60000113 r6:e8891d8c r5:84942400 r4:84942400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84942400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8891e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84785a40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84942400 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dff5d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510c38c r4:8510c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510c38c r4:850d8600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84942400 r8:850d862c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850d8600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d8600 r8:80287e08 r7:e888de60 r6:849cd900 r5:84942400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe8891fb0 to 0xe8891ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850dbc40 INFO: task kworker/1:268:3988 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d1828000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:269:3990 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/1:269 state:D stack:0 pid:3990 tgid:3990 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e4825d84 r8:00000002 r7:60000013 r6:e4825d8c r5:8509c800 r4:8509c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8509c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4825e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dbf80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8509c800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd7b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85107f8c r4:85107c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85107f8c r4:850d8a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8509c800 r8:850d8a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850d8a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d8a00 r8:80287e08 r7:e8891e60 r6:850d8a80 r5:8509c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4825fb0 to 0xe4825ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84785b40 INFO: task kworker/1:269:3990 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d1828000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:270:3991 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/1:270 state:D stack:0 pid:3991 tgid:3991 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e4855d84 r8:00000002 r7:60000013 r6:e4855d8c r5:8509e000 r4:8509e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8509e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4855e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8509e000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e007f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510c78c r4:8510c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510c78c r4:850d8980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8509e000 r8:850d89ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850d8980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d8980 r8:80287e08 r7:e8891e60 r6:850d8800 r5:8509e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4855fb0 to 0xe4855ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84785b40 INFO: task kworker/1:270:3991 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d1828000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:271:3995 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/1:271 state:D stack:0 pid:3995 tgid:3995 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e8895d84 r8:00000002 r7:60000013 r6:e8895d8c r5:8509d400 r4:8509d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8509d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8895e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0a00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8509d400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0432000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510db8c r4:8510d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510db8c r4:850d8b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8509d400 r8:850d8b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850d8b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d8b00 r8:80287e08 r7:e4855e60 r6:850d8c00 r5:8509d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe8895fb0 to 0xe8895ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f0000 INFO: task kworker/1:271:3995 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d1828000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:272:3996 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/1:272 state:D stack:0 pid:3996 tgid:3996 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e889dd84 r8:00000002 r7:60000113 r6:e889dd8c r5:850a0000 r4:850a0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850a0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e889de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0180 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e009b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510cb8c r4:8510c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510cb8c r4:850d8c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850a0000 r8:850d8cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850d8c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d8c80 r8:80287e08 r7:e8895e60 r6:850d8b80 r5:850a0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe889dfb0 to 0xe889dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f0000 INFO: task kworker/1:272:3996 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d1b3c000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:273:3997 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/1:273 state:D stack:0 pid:3997 tgid:3997 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e88a1d84 r8:00000002 r7:60000013 r6:e88a1d8c r5:850a0c00 r4:850a0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850a0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88a1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f04c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e00bf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510cf8c r4:8510cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510cf8c r4:850d8d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850a0c00 r8:850d8d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850d8d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d8d00 r8:80287e08 r7:e8895e60 r6:850d8d80 r5:850a0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88a1fb0 to 0xe88a1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f0340 INFO: task kworker/1:273:3997 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d1b3c000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:274:3999 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/1:274 state:D stack:0 pid:3999 tgid:3999 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e88a5d84 r8:00000002 r7:60000013 r6:e88a5d8c r5:850a3000 r4:850a3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850a3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88a5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e00e9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510d38c r4:8510d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510d38c r4:850d8f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850a3000 r8:850d8f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850d8f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d8f00 r8:80287e08 r7:e8895e60 r6:850d8f80 r5:850a3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88a5fb0 to 0xe88a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f0680 INFO: task kworker/1:274:3999 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d1efe000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:275:4001 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/1:275 state:D stack:0 pid:4001 tgid:4001 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e88a9d84 r8:00000002 r7:60000013 r6:e88a9d8c r5:850a1800 r4:850a1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850a1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88a9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f08c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0117000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510d78c r4:8510d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510d78c r4:850d8e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850a1800 r8:850d8e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850d8e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850d8e00 r8:80287e08 r7:e8895e60 r6:850d8e80 r5:850a1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88a9fb0 to 0xe88a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f0680 INFO: task kworker/1:275:4001 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d2248000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:276:4004 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/1:276 state:D stack:0 pid:4004 tgid:4004 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e88add84 r8:00000002 r7:60000013 r6:e88add8c r5:850a4800 r4:850a4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850a4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88ade08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0b40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e045d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510df8c r4:8510dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510df8c r4:850f2080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850a4800 r8:850f20ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850f2080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f2080 r8:80287e08 r7:e8895e60 r6:850f2100 r5:850a4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88adfb0 to 0xe88adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f0940 INFO: task kworker/1:276:4004 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d274e000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:277:4006 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:4006 tgid:4006 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e88b1d84 r8:00000002 r7:60000013 r6:e88b1d8c r5:850a2400 r4:850a2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850a2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88b1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e056d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510e38c r4:8510e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510e38c r4:850f2180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850a2400 r8:850f21ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850f2180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f2180 r8:80287e08 r7:e88ade60 r6:850f2000 r5:850a2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88b1fb0 to 0xe88b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f09c0 INFO: task kworker/1:277:4006 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d2c82000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:278:4009 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:4009 tgid:4009 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e88b9d84 r8:00000002 r7:60000013 r6:e88b9d8c r5:850a6000 r4:850a6000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850a6000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88b9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0591000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510e78c r4:8510e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510e78c r4:850f2200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850a6000 r8:850f222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850f2200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f2200 r8:80287e08 r7:e88b1e60 r6:850f2380 r5:850a6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88b9fb0 to 0xe88b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f0e80 INFO: task kworker/1:278:4009 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d2db9000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:279:4010 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:4010 tgid:4010 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e88bdd84 r8:00000002 r7:60000013 r6:e88bdd8c r5:850a6c00 r4:850a6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850a6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88bde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f34c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850a6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0673000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510eb8c r4:8510e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510eb8c r4:850f2280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850a6c00 r8:850f22ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850f2280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f2280 r8:80287e08 r7:e88b9e60 r6:850f2480 r5:850a6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88bdfb0 to 0xe88bdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f3080 INFO: task kworker/1:279:4010 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d2fb3000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:280:4012 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:4012 tgid:4012 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e88c1d84 r8:00000002 r7:60000013 r6:e88c1d8c r5:850a3c00 r4:850a3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850a3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88c1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0749000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510f78c r4:8510f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510f78c r4:850f2300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850a3c00 r8:850f232c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850f2300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f2300 r8:80287e08 r7:e88bde60 r6:850f2400 r5:850a3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88c1fb0 to 0xe88c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f3080 INFO: task kworker/1:280:4012 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d31fe000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:281:4016 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:4016 tgid:4016 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e88c9d84 r8:00000002 r7:60000013 r6:e88c9d8c r5:850a5400 r4:850a5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850a5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88c9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e072b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510ef8c r4:8510ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510ef8c r4:850f2500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850a5400 r8:850f252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850f2500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f2500 r8:80287e08 r7:e88c1e60 r6:850f2600 r5:850a5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88c9fb0 to 0xe88c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f3400 INFO: task kworker/1:281:4016 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d3545000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:282:4017 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:4017 tgid:4017 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e88cdd84 r8:00000002 r7:60000113 r6:e88cdd8c r5:850a8000 r4:850a8000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850a8000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88cde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0737000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510f38c r4:8510f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510f38c r4:850f2680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850a8000 r8:850f26ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850f2680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f2680 r8:80287e08 r7:e88c1e60 r6:850f2780 r5:850a8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88cdfb0 to 0xe88cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f3880 INFO: task kworker/1:282:4017 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d3545000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:283:4020 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:4020 tgid:4020 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:850a8c00 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850f2580 r8:80287e08 r7:e88c1e60 r6:850f2880 r5:850a8c00 Exception stack(0xe88d1fb0 to 0xe88d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f3880 INFO: task kworker/1:283:4020 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d3827000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:284:4022 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:4022 tgid:4022 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e8899d84 r8:00000002 r7:60000013 r6:e8899d8c r5:84940c00 r4:84940c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84940c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8899e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dc740 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84940c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df973000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85119b8c r4:85119800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85119b8c r4:850f2700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84940c00 r8:850f272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850f2700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f2700 r8:80287e08 r7:e88d1e60 r6:849cd980 r5:84940c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe8899fb0 to 0xe8899ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f3680 INFO: task kworker/1:284:4022 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 r4:e0531dc0 r4:00000000 r5:00001000 r4:edb79000 r5:85f5fb8c r4:85f5f800 r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0531fb0 to 0xe0531ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:285:4025 blocked for more than 454 seconds. Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3d40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84944800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e077f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511838c r4:85118000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511838c r4:850f2800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84944800 r8:850f282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850f2800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f2800 r8:80287e08 r7:e8899e60 r6:849cda80 r5:84944800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88ddfb0 to 0xe88ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f3c00 INFO: task kworker/1:285:4025 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d3a80000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 Not tainted 6.15.0-rc7-syzkaller #0 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__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) r5:8511878c r4:85118400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84945400 r8:850f29ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 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 task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 Exception stack(0xe0531fb0 to 0xe0531ff8) r4:8444f300 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__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) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84ba778c r4:849cdb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850ab000 r8:849cdbac r7:82804d40 r6:dddced80 r5:dddceda0 r4:849cdb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849cdb80 r8:80287e08 r7:e06fde60 r6:850f2900 r5:850ab000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88c5fb0 to 0xe88c5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e6700 INFO: task kworker/0:169:4033 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d3d4c000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 r4:8444f300 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:df9d3000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85118b8c r4:850f2a00 r10:00000000 r9:850f2a00 r8:80287e08 r7:e88e1e60 r6:850f2a80 r5:850abc00 r4:850e72c0 r4:00000000 1d60: 80230ad0 80239bb0 800b0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:288:4035 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/1:288 state:D stack:0 pid:4035 tgid:4035 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e88edd84 r8:00000002 r7:60000113 r6:e88edd8c r5:850ac800 r4:850ac800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850ac800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88ede08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e7200 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 r5:00001000 r4:dfc93000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r4:00000000 1d20: d44ff000 edb75000 00000001 80239b98 7f1e5000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 Exception stack(0xe0531fb0 to 0xe0531ff8) INFO: task kworker/1:289:4036 blocked for more than 455 seconds. [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:850e72c0 Call trace: 1d20: d46f9000 edb75000 00000001 80239b98 7f1e5000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:290:4037 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:290 state:D stack:0 pid:4037 tgid:4037 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e88f5d84 r8:00000002 r7:60000113 r6:e88f5d8c r5:850ae000 r4:850ae000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850ae000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88f5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dc880 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfaef000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85119f8c r4:85119c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85119f8c r4:850f2d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850ae000 r8:850f2d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850f2d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f2d00 r8:80287e08 r7:e88f1e60 r6:850f2d80 r5:850ae000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88f5fb0 to 0xe88f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e72c0 INFO: task kworker/1:290:4037 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d4969000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:291:4038 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/1:291 state:D stack:0 pid:4038 tgid:4038 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e88f9d84 r8:00000002 r7:60000113 r6:e88f9d8c r5:850aec00 r4:850aec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850aec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88f9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dc2c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [<8054b0ec>] (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) r5:8511978c r4:85119400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511978c r4:850f2e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850aec00 r8:850f2e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850f2e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f2e00 r8:80287e08 r7:e88f5e60 r6:850f2e80 r5:850aec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88f9fb0 to 0xe88f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e72c0 INFO: task kworker/1:291:4038 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d4969000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:170:4040 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/0:170 state:D stack:0 pid:4040 tgid:4040 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea905d84 r8:00000002 r7:60000113 r6:ea905d8c r5:850a9800 r4:850a9800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850a9800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea905e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f92c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffe9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84ba7f8c r4:84ba7c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84ba7f8c r4:849cdc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850a9800 r8:849cdc2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849cdc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849cdc00 r8:80287e08 r7:e88c5e60 r6:850f2f00 r5:850a9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea905fb0 to 0xea905ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e6080 INFO: task kworker/0:170:4040 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d4c57000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:171:4042 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/0:171 state:D stack:0 pid:4042 tgid:4042 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea909d84 r8:00000002 r7:60000113 r6:ea909d8c r5:850aa400 r4:850aa400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850aa400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea909e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f9200 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dff05000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84ba7b8c r4:84ba7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84ba7b8c r4:849cdd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850aa400 r8:849cdd2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849cdd00 [<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 Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d4c57000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:172:4045 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/0:172 state:D stack:0 pid:4045 tgid:4045 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea915d84 r8:00000002 r7:60000113 r6:ea915d8c r5:850b0c00 r4:850b0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850b0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea915e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f9300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0017000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84186f8c r4:84186c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84186f8c r4:849cdd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850b0c00 r8:849cddac r7:82804d40 r6:dddced80 r5:dddceda0 r4:849cdd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849cdd80 r8:80287e08 r7:ea905e60 r6:84a1bd00 r5:850b0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea915fb0 to 0xea915ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f94c0 INFO: task kworker/0:172:4045 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d5033000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:173:4047 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/0:173 state:D stack:0 pid:4047 tgid:4047 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea91dd84 r8:00000002 r7:60000013 r6:ea91dd8c r5:850b2400 r4:850b2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850b2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea91de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f9600 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0471000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8418678c r4:84186400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8418678c r4:849cda00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850b2400 r8:849cda2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849cda00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849cda00 r8:80287e08 r7:ea915e60 r6:849c4f80 r5:850b2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea91dfb0 to 0xea91dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f94c0 INFO: task kworker/0:173:4047 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Call trace: r4:00000000 1d60: 80230ad0 80239bb0 800b0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 Exception stack(0xe0531fb0 to 0xe0531ff8) Not tainted 6.15.0-rc7-syzkaller #0 r5:850b0000 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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) r5:84186b8c r4:84186800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84186b8c r4:849cdc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850b0000 r8:849cdcac r7:82804d40 r6:dddced80 r5:dddceda0 r4:849cdc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849cdc80 r8:80287e08 r7:ea91de60 r6:850e9000 r5:850b0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea921fb0 to 0xea921ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f9340 INFO: task kworker/0:174:4048 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d5702000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:175:4050 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/0:175 state:D stack:0 pid:4050 tgid:4050 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea929d84 r8:00000002 r7:60000113 r6:ea929d8c r5:850b1800 r4:850b1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a57064>] (mutex_lock) from [<804e77f0>] (_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) r5:8418638c r4:84186000 r7:dddced80 r6:83018000 r5:8418638c r4:849cde00 r4:849cde00 r4:00000001 Exception stack(0xea929fb0 to 0xea929ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d5702000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:176:4052 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:176 state:D stack:0 pid:4052 tgid:4052 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea931d84 r8:00000002 r7:60000013 r6:ea931d8c r5:850b3000 r4:850b3000 r5:850b3000 r4:8291a680 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:8506538c r4:849cdf00 r10:00000000 r9:849cdf00 r8:80287e08 r7:ea929e60 r6:850e9100 r5:850b3000 r4:850f9640 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:177:4054 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:177 state:D stack:0 pid:4054 tgid:4054 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea939d84 r8:00000002 r7:60000113 r6:ea939d8c r5:850b3c00 r4:850b3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850b3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea939e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f9940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [<8054b0ec>] (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) r5:8506438c r4:85064000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8506438c r4:850eb100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850b3c00 r8:850eb12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850eb100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850eb100 r8:80287e08 r7:ea931e60 r6:850e9180 r5:850b3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea939fb0 to 0xea939ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f97c0 INFO: task kworker/0:177:4054 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d5e34000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:178 state:D stack:0 pid:4056 tgid:4056 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) 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) r5:8506478c r4:85064400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8506478c r4:850eb080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850b4800 r8:850eb0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850eb080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850eb080 r8:80287e08 r7:ea931e60 r6:850e9200 r5:850b4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea941fb0 to 0xea941ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f9880 INFO: task kworker/0:178:4056 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d5e34000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 r4:00000001 Exception stack(0xe0531fb0 to 0xe0531ff8) INFO: task kworker/0:179:4058 blocked for more than 455 seconds. Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea949e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f9c00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0667000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85064b8c r4:85064800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85064b8c r4:850eb200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850b6c00 r8:850eb22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850eb200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850eb200 r8:80287e08 r7:ea931e60 r6:850e9280 r5:850b6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea949fb0 to 0xea949ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f9a80 INFO: task kworker/0:179:4058 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 r4:8444f300 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:00001000 r4:e06a3000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:850b6000 r8:850eb2ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d6163000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:181:4064 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/0:181 state:D stack:0 pid:4064 tgid:4064 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e4821d84 r8:00000002 r7:60000113 r6:e4821d8c r5:850b5400 r4:850b5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850b5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4821e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e7f40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e4857000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8506578c r4:85065400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8506578c r4:850eb180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850b5400 r8:850eb1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850eb180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850eb180 r8:80287e08 r7:ea931e60 r6:850e9380 r5:850b5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4821fb0 to 0xe4821ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f9c40 INFO: task kworker/0:181:4064 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d67f2000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:182:4065 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/0:182 state:D stack:0 pid:4065 tgid:4065 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea955d84 r8:00000002 r7:60000013 r6:ea955d8c r5:8509ec00 r4:8509ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8509ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea955e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e6a00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8509ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e88e5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85065f8c r4:85065c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85065f8c r4:850eb380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8509ec00 r8:850eb3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850eb380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850eb380 r8:80287e08 r7:e4821e60 r6:850e9500 r5:8509ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea955fb0 to 0xea955ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f9c40 INFO: task kworker/0:182:4065 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d701e000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:292:4067 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/1:292 state:D stack:0 pid:4067 tgid:4067 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea959d84 r8:00000002 r7:60000013 r6:ea959d8c r5:850b8000 r4:850b8000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850b8000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea959e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dc940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511a38c r4:8511a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511a38c r4:850e9400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850b8000 r8:850e942c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e9400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e9400 r8:80287e08 r7:e88f5e60 r6:850e9480 r5:850b8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea959fb0 to 0xea959ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850dc400 INFO: task kworker/1:292:4067 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d701e000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:183:4068 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/0:183 state:D stack:0 pid:4068 tgid:4068 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea95dd84 r8:00000002 r7:60000013 r6:ea95dd8c r5:850b8c00 r4:850b8c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850b8c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea95de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84785c40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e486b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85065b8c r4:85065800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85065b8c r4:850eb300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850b8c00 r8:850eb32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850eb300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850eb300 r8:80287e08 r7:ea955e60 r6:850e9580 r5:850b8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea95dfb0 to 0xea95dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f9d80 INFO: task kworker/0:183:4068 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d7450000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:184:4070 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/0:184 state:D stack:0 pid:4070 tgid:4070 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea961d84 r8:00000002 r7:60000113 r6:ea961d8c r5:850b9800 r4:850b9800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850b9800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea961e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850de000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea963000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8506638c r4:85066000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8506638c r4:850eb400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850b9800 r8:850eb42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850eb400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850eb400 r8:80287e08 r7:ea955e60 r6:850e9600 r5:850b9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea961fb0 to 0xea961ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e6dc0 INFO: task kworker/0:184:4070 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d7450000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:293:4076 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/1:293 state:D stack:0 pid:4076 tgid:4076 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea94dd84 r8:00000002 r7:60000113 r6:ea94dd8c r5:850ba400 r4:850ba400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850ba400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea94de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dc9c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd43000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511a78c r4:8511a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511a78c r4:850e9700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850ba400 r8:850e972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e9700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e9700 r8:80287e08 r7:ea959e60 r6:850e9780 r5:850ba400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea94dfb0 to 0xea94dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850dcb40 INFO: task kworker/1:293:4076 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d7490000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:294:4078 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/1:294 state:D stack:0 pid:4078 tgid:4078 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea96dd84 r8:00000002 r7:60000013 r6:ea96dd8c r5:850bb000 r4:850bb000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850bb000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea96de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dccc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dff3b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511ab8c r4:8511a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511ab8c r4:850e9680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850bb000 r8:850e96ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e9680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e9680 r8:80287e08 r7:ea94de60 r6:850e9900 r5:850bb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea96dfb0 to 0xea96dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850dca00 INFO: task kworker/1:294:4078 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d770f000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:295:4079 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/1:295 state:D stack:0 pid:4079 tgid:4079 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea90dd84 r8:00000002 r7:60000113 r6:ea90dd8c r5:850bbc00 r4:850bbc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850bbc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea90de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dcd40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e008b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511af8c r4:8511ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511af8c r4:850e9800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850bbc00 r8:850e982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e9800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e9800 r8:80287e08 r7:ea96de60 r6:850e9880 r5:850bbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea90dfb0 to 0xea90dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850dca00 INFO: task kworker/1:295:4079 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d770f000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 INFO: task kworker/0:185:4082 blocked for more than 455 seconds. r4:850bc800 r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85066b8c r4:85066800 r4:850eb500 r10:00000000 r9:850eb500 r8:80287e08 r7:ea961e60 r6:850e9980 r5:850bc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea975fb0 to 0xea975ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850de340 INFO: task kworker/0:185:4082 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d7b7e000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 INFO: task kworker/1:296:4084 blocked for more than 455 seconds. r5:850bd400 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8511b38c r4:8511b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511b38c r4:850e9a00 r4:850e9a00 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0531d28 to 0xe0531d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 Exception stack(0xe0531fb0 to 0xe0531ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8511b78c r4:8511b400 r7:ddde2d80 r6:83018200 r5:8511b78c r4:850e9b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850be000 r8:850e9b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e9b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e9b00 r8:80287e08 r7:ea979e60 r6:850e9b80 r5:850be000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea97dfb0 to 0xea97dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850dce40 INFO: task kworker/1:297:4085 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d7dc9000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:298:4088 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/1:298 state:D stack:0 pid:4088 tgid:4088 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r5:850bec00 r4:8291a680 r4:00000000 r4:00000000 r5:8511bb8c r4:8511b800 [<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 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r5:85f5fb8c r4:85f5f800 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:299:4089 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/1:299 state:D stack:0 pid:4089 tgid:4089 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea985d84 r8:00000002 r7:60000113 r6:ea985d8c r5:850c0000 r4:850c0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850c0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea985e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8511bf8c r4:8511bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:850c0000 r8:850e9dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800b0113 ffffffff [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:300:4092 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/1:300 state:D stack:0 pid:4092 tgid:4092 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea989d84 r8:00000002 r7:60000013 r6:ea989d8c r5:850c0c00 r4:850c0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__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) r5:8512c38c r4:8512c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850e9e00 9fa0: 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:301:4093 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/1:301 state:D stack:0 pid:4093 tgid:4093 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea98dd84 r8:00000002 r7:60000013 r6:ea98dd8c r5:850c1800 r4:850c1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850c1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea98de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f6300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0565000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510ff8c r4:8510fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510ff8c r4:850fb000 [<80287208>] (process_one_work) from [<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 r9:850fb000 r8:80287e08 r7:ea989e60 r6:850fb080 r5:850c1800 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 r4:00000000 r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:302:4096 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/1:302 state:D stack:0 pid:4096 tgid:4096 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea991d84 r8:00000002 r7:60000013 r6:ea991d8c r5:850c2400 r4:850c2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850c2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea991e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f6680 r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8512c78c r4:8512c400 r7:ddde2d80 r6:83018200 r5:8512c78c r4:850fb180 r10:00000000 r9:850fb180 r8:80287e08 r7:ea989e60 r6:850fb280 r5:850c2400 task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:edb79000 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:850c3000 r4:8291a680 r4:00000000 r4:00000000 r5:8512d78c r4:8512d400 r7:ddde2d80 r6:83018200 r5:8512d78c r4:850fb100 r10:00000000 r9:850fb100 r8:80287e08 r7:ea991e60 r6:850fb200 r5:850c3000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0531d28 to 0xe0531d70) r4:e0531dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:304:4099 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/1:304 state:D stack:0 pid:4099 tgid:4099 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea999d84 r8:00000002 r7:60000013 r6:ea999d8c r5:850c3c00 r4:850c3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850c3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea999e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f6840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:8512cb8c r4:8512c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512cb8c r4:850fb300 r4:850fb300 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f6940 INFO: task kworker/1:304:4099 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d8a34000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:186:4100 blocked for more than 455 seconds. r10:8291a684 r9:ea9a1d84 r8:00000002 r7:60000113 r6:ea9a1d8c r5:850c4800 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8506678c r4:85066400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8506678c r4:850eb580 r10:61c88647 r9:850c4800 r8:850eb5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850eb580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850eb580 r8:80287e08 r7:ea975e60 r6:850fb380 r5:850c4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea9a1fb0 to 0xea9a1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850deb80 INFO: task kworker/0:186:4100 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d8d33000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:8512cf8c r4:8512cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512cf8c r4:850fb400 r10:00000000 r9:850fb400 r8:80287e08 r7:ea995e60 r6:850fb600 r5:850c6000 task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800b0113 ffffffff [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:850c5400 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9a9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f6d00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [<8054b0ec>] (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) r5:8512d38c r4:8512d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512d38c r4:850fb500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850c5400 r8:850fb52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850fb500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850fb500 r8:80287e08 r7:ea995e60 r6:850fb700 r5:850c5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea9a9fb0 to 0xea9a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f6cc0 INFO: task kworker/1:306:4104 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d60: 80230ad0 80239bb0 800b0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:8512e38c r4:8512e000 r7:ddde2d80 r6:83018200 r5:8512e38c r4:850fb580 r10:00000000 r9:850fb580 r8:80287e08 r7:ea995e60 r6:850fb680 r5:84a38000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea9b1fb0 to 0xea9b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f6cc0 INFO: task kworker/1:307:4105 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d9316000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r5:84a39800 r4:8291a680 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fd1c0 r5:8512db8c r4:8512d800 [<80287208>] (process_one_work) 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 Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d9514000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<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 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b9e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512df8c r4:8512dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512df8c r4:850fb900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a3a400 r8:850fb92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850fb900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850fb900 r8:80287e08 r7:ea9b1e60 r6:850fb800 r5:84a3a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea9b9fb0 to 0xea9b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850fd180 INFO: task kworker/1:309:4109 is blocked on a mutex likely owned by task kworker/0:156:3726. Workqueue: events bpf_prog_free_deferred Exception stack(0xe0531d28 to 0xe0531d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:ea9b5d84 r8:00000002 r7:60000113 r6:ea9b5d8c r5:84a3b000 r4:00000000 r5:8512e78c r4:8512e400 r10:00000000 r9:850fb980 r8:80287e08 r7:ea9b1e60 r6:850fba00 r5:84a3b000 Workqueue: events bpf_prog_free_deferred r4:00000000 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:311:4114 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/1:311 state:D stack:0 pid:4114 tgid:4114 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea9bdd84 r8:00000002 r7:60000113 r6:ea9bdd8c r5:84a3c800 r4:84a3c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a3c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9bde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fd7c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea9c9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512eb8c r4:8512e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512eb8c r4:850fba80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:850fbaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850fba80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850fba80 r8:80287e08 r7:ea9b5e60 r6:850fbc00 r5:84a3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea9bdfb0 to 0xea9bdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850fd640 INFO: task kworker/1:311:4114 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d9dcf000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:312:4116 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/1:312 state:D stack:0 pid:4116 tgid:4116 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea9ddd84 r8:00000002 r7:60000013 r6:ea9ddd8c r5:84a3e000 r4:84a3e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a3e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9dde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a12040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8512fb8c r4:8512f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512fb8c r4:850fbb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a3e000 r8:850fbb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850fbb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850fbb00 r8:80287e08 r7:ea9bde60 r6:850fbb80 r5:84a3e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea9ddfb0 to 0xea9ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850fd780 INFO: task kworker/1:312:4116 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: d9e4c000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__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 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:84a3bc00 r4:8291a680 r4:00000000 r4:00000000 r5:8512ef8c r4:8512ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850fbc80 5fa0: 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0531d28 to 0xe0531d70) 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:187:4119 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:187 state:D stack:0 pid:4119 tgid:4119 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea9f1d84 r8:00000002 r7:60000113 r6:ea9f1d8c r5:84a38c00 r4:84a38c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a38c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c8c00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a38c00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85067b8c r4:85067800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xea9f1fb0 to 0xea9f1ff8) task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800b0113 ffffffff r4:e0531dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:314 state:D stack:0 pid:4122 tgid:4122 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9fde08 r4:00000000 r5:8512f38c r4:8512f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512f38c r4:850fbe00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:850fbe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850fbe00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850fbe00 r8:80287e08 r7:ea9dde60 r6:850fbf80 r5:84a3ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea9fdfb0 to 0xea9fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850fdb80 INFO: task kworker/1:314:4122 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: da14b000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:188:4123 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:188 state:D stack:0 pid:4123 tgid:4123 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea9c1d84 r8:00000002 r7:60000113 r6:ea9c1d8c r5:84943c00 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8506778c r4:85067400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84943c00 r8:850eb62c r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0531d28 to 0xe0531d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:84946c00 r4:8291a680 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512f78c r4:8512f400 [<80287208>] (process_one_work) 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(0xeaa11fb0 to 0xeaa11ff8) task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800b0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:316:4128 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/1:316 state:D stack:0 pid:4128 tgid:4128 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa25d84 r8:00000002 r7:60000113 r6:eaa25d8c r5:84943000 r4:84943000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84943000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa25e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a12b00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84943000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa9d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8513df8c r4:8513dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8513df8c r4:849c7100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84943000 r8:849c712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c7100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c7100 r8:80287e08 r7:ea9dde60 r6:850eb700 r5:84943000 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 r4:84a12240 INFO: task kworker/1:316:4128 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: da98b000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 r4:8444f300 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:84940000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 r5:8512ff8c r4:8512fc00 [<80287208>] (process_one_work) 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(0xeaa2dfb0 to 0xeaa2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a12240 INFO: task kworker/1:317:4129 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: daac1000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:318:4131 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:318 state:D stack:0 pid:4131 tgid:4131 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa35d84 r8:00000002 r7:60000113 r6:eaa35d8c r5:85048c00 r4:85048c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85048c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa35e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a12300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85048c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa21000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8513c38c r4:8513c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8513c38c r4:849c7200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85048c00 r8:849c722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c7200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c7200 r8:80287e08 r7:eaa25e60 r6:850eb800 r5:85048c00 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 r4:84a12100 INFO: task kworker/1:318:4131 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: dac24000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred r5:85048000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa4de08 r5:00001000 r4:eaa3f000 r5:8513c78c r4:8513c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85048000 r8:849c71ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 800b0113 ffffffff [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0531fb0 to 0xe0531ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:8504b000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa59e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8513cb8c r4:8513c800 r10:61c88647 r9:8504b000 r8:849c70ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fa0: 00000000 00000000 00000000 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:321:4137 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/1:321 state:D stack:0 pid:4137 tgid:4137 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa71d84 r8:00000002 r7:60000113 r6:eaa71d8c r5:8504a400 r4:8504a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8504a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa71e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a126c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8504a400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa5f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8513cf8c r4:8513cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8513cf8c r4:849c7280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8504a400 r8:849c72ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c7280 r10:00000000 r9:849c7280 r8:80287e08 r7:eaa25e60 r6:850eb980 r5:8504a400 r4:84a124c0 Call trace: 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 r4:00000000 r5:85f5fb8c r4:85f5f800 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 task:kworker/1:322 state:D stack:0 pid:4139 tgid:4139 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa81e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a12800 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85049800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa6d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8513d38c r4:8513d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8513d38c r4:849c7300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85049800 r8:849c732c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c7300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c7300 r8:80287e08 r7:eaa25e60 r6:850eba00 r5:85049800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa81fb0 to 0xeaa81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a12600 INFO: task kworker/1:322:4139 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: db82a000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:8504bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 r5:8513d78c r4:8513d400 r7:ddde2d80 r6:83018200 r5:8513d78c r4:849c7400 r10:00000000 r9:849c7400 r8:80287e08 r7:eaa25e60 r6:850eba80 r5:8504bc00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 800b0113 ffffffff [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85f5fb8c r4:85f5f800 r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:324:4143 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/1:324 state:D stack:0 pid:4143 tgid:4143 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa95d84 r8:00000002 r7:60000113 r6:eaa95d8c r5:8504e000 r4:8504e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8504e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa95e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a12a80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8504e000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa97000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8513db8c r4:8513d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8513db8c r4:849c7480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8504e000 r8:849c74ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c7480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c7480 r8:80287e08 r7:eaa25e60 r6:850ebb00 r5:8504e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa95fb0 to 0xeaa95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a12880 INFO: task kworker/1:324:4143 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:edb79000 [<80287208>] (process_one_work) 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(0xe0531fb0 to 0xe0531ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r10:8291a684 r9:eaaa9d84 r8:00000002 r7:60000013 r6:eaaa9d8c r5:8504d400 r4:00000000 r4:00000000 r5:8513e78c r4:8513e400 r7:ddde2d80 r6:83018200 r5:8513e78c r4:849c7600 r10:00000000 r9:849c7600 r8:80287e08 r7:eaa25e60 r6:850ebb80 r5:8504d400 task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:edb79000 [<80287208>] (process_one_work) 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:326:4147 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/1:326 state:D stack:0 pid:4147 tgid:4147 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaab1d84 r8:00000002 r7:60000113 r6:eaab1d8c r5:8504c800 r4:8504c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8504c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a12d40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8504c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8513e38c r4:8513e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8513e38c r4:849c7500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8504c800 r8:849c752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c7500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c7500 r8:80287e08 r7:eaaa9e60 r6:850ebc00 r5:8504c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaab1fb0 to 0xeaab1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r5:85f5fb8c r4:85f5f800 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:8504ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 r5:8513ef8c r4:8513ec00 r10:61c88647 r9:8504ec00 r8:849c76ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fa0: 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [<80287208>] (process_one_work) from [<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 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:328:4151 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/1:328 state:D stack:0 pid:4151 tgid:4151 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ea9edd84 r8:00000002 r7:60000113 r6:ea9edd8c r5:84a3d400 r4:84a3d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a3d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9ede08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850deac0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaacb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8513eb8c r4:8513e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8513eb8c r4:849c7700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a3d400 r8:849c772c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c7700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c7700 r8:80287e08 r7:eaac1e60 r6:849c7580 r5:84a3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea9edfb0 to 0xea9edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850de380 INFO: task kworker/1:328:4151 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: dc613000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 INFO: task kworker/1:329:4154 blocked for more than 456 seconds. r4:850c6c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac9e08 r4:00000000 r5:8513f38c r4:8513f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:849c7780 r8:80287e08 r7:eaac1e60 r6:849c7800 r5:850c6c00 task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800b0113 ffffffff r4:00000000 r5:85f5fb8c r4:85f5f800 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:330:4156 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/1:330 state:D stack:0 pid:4156 tgid:4156 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaaddd84 r8:00000002 r7:60000113 r6:eaaddd8c r5:85140000 r4:85140000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85140000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaadde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85140000 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9e3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8513f78c r4:8513f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8513f78c r4:849c7880 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:849c78ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c7880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c7880 r8:80287e08 r7:eaac9e60 r6:849c7380 r5:85140000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaaddfb0 to 0xeaaddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f6cc0 INFO: task kworker/1:330:4156 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: dca21000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:eaae9d84 r8:00000002 r7:60000113 r6:eaae9d8c r5:85140c00 r4:00000000 r4:00000000 r5:8513ff8c r4:8513fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:849c7900 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: dcc31000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:332:4159 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/1:332 state:D stack:0 pid:4159 tgid:4159 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r5:849e8c00 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8513fb8c r4:8513f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:849e8c00 r8:849c79ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:84a0438c r4:84a04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xeab01fb0 to 0xeab01ff8) Workqueue: events bpf_prog_free_deferred Exception stack(0xe0531d28 to 0xe0531d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:8444f300 task:kworker/1:334 state:D stack:0 pid:4165 tgid:4165 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:84a0478c r4:84a04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:849e8000 r8:849c7b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c7b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c7b00 r8:80287e08 r7:eab01e60 r6:850ebe00 r5:849e8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab09fb0 to 0xeab09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84781380 INFO: task kworker/1:334:4165 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: dd19b000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:335:4166 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/1:335 state:D stack:0 pid:4166 tgid:4166 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab0dd84 r8:00000002 r7:60000113 r6:eab0dd8c r5:849ea400 r4:849ea400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849ea400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab0de08 r4:00000000 r5:84a04b8c r4:84a04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84a04b8c r4:849c7c80 r4:849c7c80 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:336:4168 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:336 state:D stack:0 pid:4168 tgid:4168 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab15d84 r8:00000002 r7:60000013 r6:eab15d8c r5:849ec800 r4:849ec800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849ec800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab15e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0009000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a04f8c r4:84a04c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84a04f8c r4:849c7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849ec800 r8:849c7bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c7b80 5fa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:eab19d84 r8:00000002 r7:60000113 r6:eab19d8c r5:849ed400 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (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) r5:84a05b8c r4:84a05800 r7:ddde2d80 r6:83018200 r5:84a05b8c r4:849c7d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849ed400 r8:849c7dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c7d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c7d80 r8:80287e08 r7:eab15e60 r6:850ebf80 r5:849ed400 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 r4:84781640 INFO: task kworker/1:337:4169 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: dd8de000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0531fb0 to 0xe0531ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:849eb000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:84a0538c r4:84a05000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:849eb000 r8:849c7c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8291a684 r9:eab29d84 r8:00000002 r7:60000013 r6:eab29d8c r5:849ebc00 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:84a0578c r4:84a05400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84a0578c r4:849c7e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849ebc00 r8:849c7e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c7e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c7e00 r8:80287e08 r7:eab19e60 r6:849cde80 r5:849ebc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab29fb0 to 0xeab29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847818c0 INFO: task kworker/1:339:4173 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: ddc4c000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:340:4175 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/1:340 state:D stack:0 pid:4175 tgid:4175 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaaedd84 r8:00000002 r7:60000113 r6:eaaedd8c r5:849eec00 r4:849eec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (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) r5:84a05f8c r4:84a05c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0531d28 to 0xe0531d70) 1d20: ddc4c000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:341:4179 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/1:341 state:D stack:0 pid:4179 tgid:4179 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab2dd84 r8:00000002 r7:60000113 r6:eab2dd8c r5:849ee000 r4:849ee000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849ee000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:84a0638c r4:84a06000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84a0638c r4:849c7f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849ee000 r8:849c7f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c7f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c7f00 r8:80287e08 r7:eaaede60 r6:84a77180 r5:849ee000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab2dfb0 to 0xeab2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84781780 INFO: task kworker/1:341:4179 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: ddc4c000 edb75000 00000001 80239b98 7f1e5000 00000001 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:eab21d84 r8:00000002 r7:60000113 r6:eab21d8c r5:84a98000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:84a0678c r4:84a06400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a98000 r8:850e9eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0531d28 to 0xe0531d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r5:85f5fb8c r4:85f5f800 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 r4:8444f300 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84a0738c r4:84a07000 r10:61c88647 r9:84a98c00 r8:850e9fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849d0040 Call trace: Exception stack(0xe0531d28 to 0xe0531d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:344:4186 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/1:344 state:D stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab35d84 r8:00000002 r7:60000013 r6:eab35d8c r5:84a99800 r4:84a99800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a99800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab35e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d0200 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a99800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e88d3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a06b8c r4:84a06800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84a06b8c r4:849d7100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a99800 r8:849d712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849d7100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849d7100 r8:80287e08 r7:eab31e60 r6:849d7080 r5:84a99800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 5fa0: 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0531d28 to 0xe0531d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:84a9a400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 r5:84a06f8c r4:84a06c00 [<80287208>] (process_one_work) 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 r4:849d06c0 INFO: task kworker/1:345:4188 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: de21f000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:346:4190 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/1:346 state:D stack:0 pid:4190 tgid:4190 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab3dd84 r8:00000002 r7:60000013 r6:eab3dd8c r5:84a9b000 r4:84a9b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a9b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab3de08 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:84a0778c r4:84a07400 [<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) dfa0: 00000000 00000000 00000000 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:edb79000 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:347 state:D stack:0 pid:4191 tgid:4191 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab41e08 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a9bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea92b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a07b8c r4:84a07800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84a07b8c r4:849d7300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a9bc00 r8:849d732c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849d7300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849d7300 r8:80287e08 r7:eab3de60 r6:849d7480 r5:84a9bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab41fb0 to 0xeab41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849d0800 INFO: task kworker/1:347:4191 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: de8b6000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:84a07f8c r4:84a07c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:849d7380 r8:80287e08 r7:eab41e60 r6:849d7580 r5:84a9c800 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 Exception stack(0xe0531fb0 to 0xe0531ff8) Not tainted 6.15.0-rc7-syzkaller #0 Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:84a9d400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 r5:84a2c38c r4:84a2c000 r7:ddde2d80 r6:83018200 r5:84a2c38c r4:849d7400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a9d400 r8:849d742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849d7400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849d7400 r8:80287e08 r7:eab45e60 r6:849d7680 r5:84a9d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab49fb0 to 0xeab49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849d0900 INFO: task kworker/1:349:4196 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: dec8b000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:350:4197 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. Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84a2c78c r4:84a2c400 r7:ddde2d80 r6:83018200 r5:84a2c78c r4:849d7500 Exception stack(0xeab4dfb0 to 0xeab4dff8) task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0531fb0 to 0xe0531ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:84a9ec00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab51e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:84a2cf8c r4:849d7700 r4:849d7700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849d7700 r8:80287e08 r7:eab4de60 r6:849d7880 r5:84a9ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab51fb0 to 0xeab51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849d0c40 INFO: task kworker/1:351:4199 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: dec8b000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:352:4201 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/1:352 state:D stack:0 pid:4201 tgid:4201 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:84a2cb8c r4:84a2c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85148000 r8:849d77ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r4:00000000 r5:00001000 r4:edb79000 r4:84819500 Exception stack(0xe0531fb0 to 0xe0531ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:353:4204 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/1:353 state:D stack:0 pid:4204 tgid:4204 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab61d84 r8:00000002 r7:60000013 r6:eab61d8c r5:85148c00 r4:85148c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85148c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab61e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ab000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85148c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [<8054b0ec>] (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) r5:84a2d38c r4:84a2d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84a2d38c r4:849d7800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85148c00 r8:849d782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849d7800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849d7800 r8:80287e08 r7:eab51e60 r6:849d7a00 r5:85148c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab61fb0 to 0xeab61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851ab0c0 INFO: task kworker/1:353:4204 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: df225000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:edb79000 [<80287208>] (process_one_work) 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 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eab77000 r5:84a2d78c r4:84a2d400 r7:ddde2d80 r6:83018200 r5:84a2d78c r4:849d7a80 Exception stack(0xeab6dfb0 to 0xeab6dff8) Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: df717000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 Not tainted 6.15.0-rc7-syzkaller #0 r4:8514a400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab75e08 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8514a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab7d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a2db8c r4:84a2d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84a2db8c r4:849d7900 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:849d792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849d7900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849d7900 r8:80287e08 r7:eab6de60 r6:849d7c00 r5:8514a400 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 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0531d28 to 0xe0531d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab89e08 r9:83018205 r8:8514b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabb3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a2ef8c r4:84a2ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84a2ef8c r4:849d7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8514b000 r8:849d7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849d7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849d7c80 r8:80287e08 r7:eab75e60 r6:849d7b00 r5:8514b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab89fb0 to 0xeab89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851ab340 INFO: task kworker/1:356:4209 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: dfb32000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:357:4210 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/1:357 state:D stack:0 pid:4210 tgid:4210 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84a2df8c r4:84a2dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84a2df8c r4:849d7d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8514bc00 r8:849d7d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849d7d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849d7d00 r8:80287e08 r7:eab89e60 r6:849d7d80 r5:8514bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea9cdfb0 to 0xea9cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851ab340 INFO: task kworker/1:357:4210 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: dfb32000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 r5:00001000 r4:edb79000 r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 r4:00000001 r4:8444f300 task:kworker/1:358 state:D stack:0 pid:4214 tgid:4214 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:84a2e38c r4:84a2e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8514c800 r8:849d7e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 800b0113 ffffffff [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 INFO: task kworker/1:359:4215 blocked for more than 457 seconds. r4:8514d400 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:84a2e78c r4:84a2e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8514d400 r8:849d7fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0531d28 to 0xe0531d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r5:85f5fb8c r4:85f5f800 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:eaba9d84 r8:00000002 r7:60000013 r6:eaba9d8c r5:8514e000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:84a2eb8c r4:84a2e800 r7:ddde2d80 r6:83018200 r5:84a2eb8c r4:851b6100 9fa0: 00000000 00000000 00000000 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:361:4219 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:361 state:D stack:0 pid:4219 tgid:4219 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eabbdd84 r8:00000002 r7:60000113 r6:eabbdd8c r5:85150000 r4:85150000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85150000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabbde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851abdc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85150000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabb9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a2f38c r4:84a2f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84a2f38c r4:851b6000 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:851b602c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b6000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b6000 r8:80287e08 r7:eab89e60 r6:851b6080 r5:85150000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabbdfb0 to 0xeabbdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851aba40 INFO: task kworker/1:361:4219 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e055e000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85f5fb8c r4:85f5f800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:8444f300 task:kworker/1:362 state:D stack:0 pid:4221 tgid:4221 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:84a2f78c r4:84a2f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85151800 r8:851b622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0531d28 to 0xe0531d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r5:85f5fb8c r4:85f5f800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:363:4222 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/1:363 state:D stack:0 pid:4222 tgid:4222 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eabd1d84 r8:00000002 r7:60000013 r6:eabd1d8c r5:85152400 r4:85152400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85152400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b74c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85152400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabe5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8517c38c r4:8517c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8517c38c r4:851b6280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85152400 r8:851b62ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b6280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b6280 r8:80287e08 r7:eabc5e60 r6:851b6300 r5:85152400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabd1fb0 to 0xeabd1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851ab980 INFO: task kworker/1:363:4222 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e095e000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:364:4225 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:364 state:D stack:0 pid:4225 tgid:4225 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eabb1d84 r8:00000002 r7:60000113 r6:eabb1d8c r5:85153000 r4:85153000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85153000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7200 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85153000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabcd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a2fb8c r4:84a2f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84a2fb8c r4:851b6500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85153000 r8:851b652c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b6500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b6500 r8:80287e08 r7:eabd1e60 r6:851b6580 r5:85153000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabb1fb0 to 0xeabb1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b7300 INFO: task kworker/1:364:4225 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e095e000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:365:4228 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/1:365 state:D stack:0 pid:4228 tgid:4228 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eabf5d84 r8:00000002 r7:60000113 r6:eabf5d8c r5:85141800 r4:85141800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85141800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7380 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85141800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [<8054b0ec>] (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) r5:84a2ff8c r4:84a2fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84a2ff8c r4:851b6400 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:851b642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b6400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b6400 r8:80287e08 r7:eabd1e60 r6:84a77080 r5:85141800 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 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b7340 INFO: task kworker/1:365:4228 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e095e000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:366:4229 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:366 state:D stack:0 pid:4229 tgid:4229 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eabf9d84 r8:00000002 r7:60000113 r6:eabf9d8c r5:85144800 r4:85144800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85144800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85144800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac01000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8517cb8c r4:8517c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8517cb8c r4:851b6600 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:851b662c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b6600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b6600 r8:80287e08 r7:eabd1e60 r6:84a77100 r5:85144800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabf9fb0 to 0xeabf9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b7400 INFO: task kworker/1:366:4229 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e1153000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:367:4230 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:367 state:D stack:0 pid:4230 tgid:4230 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac05d84 r8:00000002 r7:60000113 r6:eac05d8c r5:85143c00 r4:85143c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85143c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac05e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7600 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85143c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabfb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8517c78c r4:8517c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8517c78c r4:851b6680 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:851b66ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b6680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b6680 r8:80287e08 r7:eabf9e60 r6:84a77200 r5:85143c00 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e1153000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:368:4233 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/1:368 state:D stack:0 pid:4233 tgid:4233 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac15d84 r8:00000002 r7:60000013 r6:eac15d8c r5:85143000 r4:85143000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85143000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac15e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7ac0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85143000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac2b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8517d78c r4:8517d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8517d78c r4:851b6780 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:851b67ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b6780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b6780 r8:80287e08 r7:eabf9e60 r6:84a77280 r5:85143000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac15fb0 to 0xeac15ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b7540 INFO: task kworker/1:368:4233 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e1153000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:369:4234 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:369 state:D stack:0 pid:4234 tgid:4234 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eabddd84 r8:00000002 r7:60000013 r6:eabddd8c r5:85153c00 r4:85153c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85153c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabdde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b78c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85153c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8517cf8c r4:8517cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8517cf8c r4:851b6800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85153c00 r8:851b682c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b6800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b6800 r8:80287e08 r7:eac15e60 r6:851b6880 r5:85153c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabddfb0 to 0xeabddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b7740 INFO: task kworker/1:369:4234 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e186b000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:370:4237 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/1:370 state:D stack:0 pid:4237 tgid:4237 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac11d84 r8:00000002 r7:60000013 r6:eac11d8c r5:85154800 r4:85154800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85154800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac11e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7a40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85154800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac1d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8517d38c r4:8517d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8517d38c r4:851b6480 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:851b64ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b6480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b6480 r8:80287e08 r7:eac15e60 r6:851b6900 r5:85154800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac11fb0 to 0xeac11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b7a00 INFO: task kworker/1:370:4237 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e186b000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:371:4238 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:371 state:D stack:0 pid:4238 tgid:4238 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eabd5d84 r8:00000002 r7:60000013 r6:eabd5d8c r5:85155400 r4:85155400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85155400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7d40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85155400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [<8054b0ec>] (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) r5:8517db8c r4:8517d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8517db8c r4:851b6980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85155400 r8:851b69ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b6980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b6980 r8:80287e08 r7:eac15e60 r6:851b6700 r5:85155400 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 r4:851b7a00 INFO: task kworker/1:371:4238 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e186b000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:372:4241 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/1:372 state:D stack:0 pid:4241 tgid:4241 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac29d84 r8:00000002 r7:60000113 r6:eac29d8c r5:85156c00 r4:85156c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85156c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac29e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7f00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85156c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac3b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8517df8c r4:8517dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8517df8c r4:851b6a00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:851b6a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b6a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b6a00 r8:80287e08 r7:eabd5e60 r6:851b6b80 r5:85156c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac29fb0 to 0xeac29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b7d00 INFO: task kworker/1:372:4241 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e186b000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:373:4244 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/1:373 state:D stack:0 pid:4244 tgid:4244 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac35d84 r8:00000002 r7:60000113 r6:eac35d8c r5:85150c00 r4:85150c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85150c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac35e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479a940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85150c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb8b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8517e78c r4:8517e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8517e78c r4:851b6a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85150c00 r8:851b6aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b6a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b6a80 r8:80287e08 r7:eac29e60 r6:851b6c00 r5:85150c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac35fb0 to 0xeac35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8479ad40 INFO: task kworker/1:373:4244 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e1fd6000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:374:4245 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/1:374 state:D stack:0 pid:4245 tgid:4245 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa15d84 r8:00000002 r7:60000013 r6:eaa15d8c r5:85156000 r4:85156000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85156000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa15e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479afc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85156000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9a5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8517e38c r4:8517e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8517e38c r4:851b6c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85156000 r8:851b6cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b6c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b6c80 r8:80287e08 r7:eac35e60 r6:851b6d80 r5:85156000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa15fb0 to 0xeaa15ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84785d40 INFO: task kworker/1:374:4245 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e1fd6000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:375:4248 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:375 state:D stack:0 pid:4248 tgid:4248 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa39d84 r8:00000002 r7:60000113 r6:eaa39d8c r5:8514ec00 r4:8514ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8514ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa39e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851abec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8514ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd59000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8517eb8c r4:8517e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8517eb8c r4:851b6b00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:851b6b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b6b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b6b00 r8:80287e08 r7:eac35e60 r6:851b6e80 r5:8514ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa39fb0 to 0xeaa39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851ab980 INFO: task kworker/1:375:4248 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e224c000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:376:4250 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/1:376 state:D stack:0 pid:4250 tgid:4250 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa3dd84 r8:00000002 r7:60000113 r6:eaa3dd8c r5:85158000 r4:85158000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85158000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa3de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d1200 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85158000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e00c1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8517f38c r4:8517f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8517f38c r4:851b6d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85158000 r8:851b6d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b6d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b6d00 r8:80287e08 r7:eaa39e60 r6:851b6f80 r5:85158000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa3dfb0 to 0xeaa3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851d1140 INFO: task kworker/1:376:4250 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e224c000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:377:4251 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:377 state:D stack:0 pid:4251 tgid:4251 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac45d84 r8:00000002 r7:60000013 r6:eac45d8c r5:85158c00 r4:85158c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85158c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac45e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d1040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85158c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dff85000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8517ef8c r4:8517ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8517ef8c r4:851d4000 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:851d402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d4000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d4000 r8:80287e08 r7:eaa3de60 r6:851d4080 r5:85158c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac45fb0 to 0xeac45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851d1000 INFO: task kworker/1:377:4251 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e2428000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:378:4253 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:378 state:D stack:0 pid:4253 tgid:4253 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa51d84 r8:00000002 r7:60000113 r6:eaa51d8c r5:85159800 r4:85159800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85159800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa51e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d1400 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85159800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e011d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8517f78c r4:8517f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8517f78c r4:851d4100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85159800 r8:851d412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d4100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d4100 r8:80287e08 r7:eaa3de60 r6:851d4180 r5:85159800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa51fb0 to 0xeaa51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851d11c0 INFO: task kworker/1:378:4253 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e2716000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:379:4255 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/1:379 state:D stack:0 pid:4255 tgid:4255 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa75d84 r8:00000002 r7:60000113 r6:eaa75d8c r5:8515a400 r4:8515a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8515a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa75e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d1680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8515a400 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e058f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8517ff8c r4:8517fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8517ff8c r4:851d4200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8515a400 r8:851d422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d4200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d4200 r8:80287e08 r7:eaa51e60 r6:851d4380 r5:8515a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa75fb0 to 0xeaa75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851d13c0 INFO: task kworker/1:379:4255 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e2bce000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:380:4257 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/1:380 state:D stack:0 pid:4257 tgid:4257 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa85d84 r8:00000002 r7:60000113 r6:eaa85d8c r5:8515b000 r4:8515b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8515b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa85e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d1540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8515b000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [<8054b0ec>] (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) r5:8517fb8c r4:8517f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8517fb8c r4:851d4280 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:851d42ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d4280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d4280 r8:80287e08 r7:eaa75e60 r6:851d4400 r5:8515b000 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 r4:851d13c0 INFO: task kworker/1:380:4257 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e2bce000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:381:4258 blocked for more than 457 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:381 state:D stack:0 pid:4258 tgid:4258 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac49d84 r8:00000002 r7:60000113 r6:eac49d8c r5:8515c800 r4:8515c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8515c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac49e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d1a80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8515c800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e8881000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8518878c r4:85188400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8518878c r4:851d4480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8515c800 r8:851d44ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d4480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d4480 r8:80287e08 r7:eaa75e60 r6:851d4300 r5:8515c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac49fb0 to 0xeac49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851d15c0 INFO: task kworker/1:381:4258 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e30b5000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:382:4261 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/1:382 state:D stack:0 pid:4261 tgid:4261 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac51d84 r8:00000002 r7:60000013 r6:eac51d8c r5:8515bc00 r4:8515bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8515bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac51e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d1e00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8515bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e078d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8518838c r4:85188000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8518838c r4:851d4500 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:851d452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d4500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d4500 r8:80287e08 r7:eac49e60 r6:851d4580 r5:8515bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac51fb0 to 0xeac51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851d1700 INFO: task kworker/1:382:4261 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e30b5000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 task:kworker/0:189 state:D stack:0 pid:4264 tgid:4264 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) [<80287208>] (process_one_work) 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(0xeac5dfb0 to 0xeac5dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c8c40 INFO: task kworker/0:189:4264 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e30b5000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/0:190:4265 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/0:190 state:D stack:0 pid:4265 tgid:4265 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac61d84 r8:00000002 r7:60000113 r6:eac61d8c r5:8515e000 r4:8515e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8515e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac61e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e2740 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8515e000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [<8054b0ec>] (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) r5:85067f8c r4:85067c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85067f8c r4:84a77380 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r5:800b0113 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 r4:8444f300 Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804eb568>] (vfree) from [<8054b11c>] (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) r4:851d4700 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0531d28 to 0xe0531d70) r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [<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 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:384 state:D stack:0 pid:4270 tgid:4270 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaaa1d84 r8:00000002 r7:60000113 r6:eaaa1d8c r5:85145400 r4:85145400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85145400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d7200 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85145400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea9c5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85188f8c r4:85188c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85188f8c r4:851d4780 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:851d47ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d4780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d4780 r8:80287e08 r7:eac65e60 r6:84a77400 r5:85145400 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 r4:851d7100 INFO: task kworker/1:384:4270 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e3a16000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (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) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:385:4272 blocked for more than 457 seconds. r10:8291a684 r9:eac69d84 r8:00000002 r7:60000113 r6:eac69d8c r5:85142400 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:ea9e7000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8518978c r4:85189400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8518978c r4:851d4900 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:851d492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d4900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d4900 r8:80287e08 r7:eaaa1e60 r6:84a77480 r5:85142400 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 r4:851d71c0 INFO: task kworker/1:385:4272 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e3a16000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:386 state:D stack:0 pid:4274 tgid:4274 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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) r5:8518938c r4:85189000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d20: e3a16000 edb75000 00000001 80239b98 7f1e5000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac79d84 r8:00000002 r7:60000113 r6:eac79d8c r5:84920000 r4:84920000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84920000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac79e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d7740 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84920000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa05000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85189f8c r4:85189c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85189f8c r4:851d4a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84920000 r8:851d4a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d4a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d4a00 r8:80287e08 r7:eac69e60 r6:84a77580 r5:84920000 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 r4:851d7440 INFO: task kworker/1:387:4276 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e3db7000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:388:4277 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/1:388 state:D stack:0 pid:4277 tgid:4277 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac7dd84 r8:00000002 r7:60000113 r6:eac7dd8c r5:84920c00 r4:84920c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84920c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d75c0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85189b8c r4:85189800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85189b8c r4:851d4b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84920c00 r8:851d4b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d4b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d4b00 r8:80287e08 r7:eac79e60 r6:84a77600 r5:84920c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac7dfb0 to 0xeac7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851d7440 INFO: task kworker/1:388:4277 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e3db7000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:389:4279 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/1:389 state:D stack:0 pid:4279 tgid:4279 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac85d84 r8:00000002 r7:60000013 r6:eac85d8c r5:84922400 r4:84922400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84922400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac85e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d7980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84922400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [<8054b0ec>] (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) r5:8518a78c r4:8518a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8518a78c r4:851d4980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84922400 r8:851d49ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d4980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d4980 r8:80287e08 r7:eac79e60 r6:84a77680 r5:84922400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac85fb0 to 0xeac85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851d7500 INFO: task kworker/1:389:4279 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e4269000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:390:4281 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/1:390 state:D stack:0 pid:4281 tgid:4281 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac8dd84 r8:00000002 r7:60000113 r6:eac8dd8c r5:84921800 r4:84921800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84921800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac8de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d77c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84921800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa0d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8518a38c r4:8518a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8518a38c r4:851d4c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84921800 r8:851d4c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d4c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d4c00 r8:80287e08 r7:eac85e60 r6:84a77700 r5:84921800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac8dfb0 to 0xeac8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851d7700 INFO: task kworker/1:390:4281 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e443a000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:391:4284 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/1:391 state:D stack:0 pid:4284 tgid:4284 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac99d84 r8:00000002 r7:60000113 r6:eac99d8c r5:84923c00 r4:84923c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84923c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac99e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d7ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84923c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa77000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8518b78c r4:8518b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8518b78c r4:851d4c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84923c00 r8:851d4cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d4c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d4c80 r8:80287e08 r7:eac85e60 r6:84a77780 r5:84923c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac99fb0 to 0xeac99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851d78c0 INFO: task kworker/1:391:4284 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e443a000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:392:4286 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/1:392 state:D stack:0 pid:4286 tgid:4286 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaca1d84 r8:00000002 r7:60000013 r6:eaca1d8c r5:84925400 r4:84925400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84925400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d7ac0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84925400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [<8054b0ec>] (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) r5:8518ab8c r4:8518a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8518ab8c r4:851d4b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84925400 r8:851d4bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d4b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d4b80 r8:80287e08 r7:eac99e60 r6:84a77800 r5:84925400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaca1fb0 to 0xeaca1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851d78c0 INFO: task kworker/1:392:4286 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e4760000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0531fb0 to 0xe0531ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:393:4287 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/1:393 state:D stack:0 pid:4287 tgid:4287 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac59d84 r8:00000002 r7:60000113 r6:eac59d8c r5:85161800 r4:85161800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85161800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac59e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d7c40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85161800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa53000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8518af8c r4:8518ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8518af8c r4:851d4d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85161800 r8:851d4dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d4d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d4d80 r8:80287e08 r7:eac99e60 r6:851d4e00 r5:85161800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac59fb0 to 0xeac59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851d7a00 INFO: task kworker/1:393:4287 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e4760000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 r5:85f5fb8c r4:85f5f800 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 r4:8444f300 task:kworker/1:394 state:D stack:0 pid:4290 tgid:4290 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:eaa5d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8518b38c r4:8518b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8518b38c r4:851d4d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85162400 r8:851d4d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d4d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d4d00 r8:80287e08 r7:eac99e60 r6:851d4f00 r5:85162400 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 r4:851d7c00 INFO: task kworker/1:394:4290 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 Exception stack(0xe0531d28 to 0xe0531d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) 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(0xeaca9fb0 to 0xeaca9ff8) task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:396:4294 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/1:396 state:D stack:0 pid:4294 tgid:4294 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac4dd84 r8:00000002 r7:60000013 r6:eac4dd8c r5:85163c00 r4:85163c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85163c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac4de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443c040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85163c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaaa5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8519038c r4:85190000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8519038c r4:851d4f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85163c00 r8:851d4fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d4f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d4f80 r8:80287e08 r7:eaca9e60 r6:851b6e00 r5:85163c00 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800b0113 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r5:00001000 r4:edb79000 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__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) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:84819500 [<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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:398:4297 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/1:398 state:D stack:0 pid:4297 tgid:4297 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eacb1d84 r8:00000002 r7:60000113 r6:eacb1d8c r5:85166000 r4:85166000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85166000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443c540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85166000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaacd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85190b8c r4:85190800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85190b8c r4:8443e000 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8443e02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8443e000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8443e000 r8:80287e08 r7:eac4de60 r6:8443e100 r5:85166000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacb1fb0 to 0xeacb1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8443c180 INFO: task kworker/1:398:4297 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e52d1000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r5:00001000 r4:edb79000 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eaab5000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84923000 r8:8443e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8443e200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8443e200 r8:80287e08 r7:eacb1e60 r6:84a77880 r5:84923000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacb9fb0 to 0xeacb9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8443c280 INFO: task kworker/1:399:4300 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e5781000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a57064>] (mutex_lock) from [<804e77f0>] (_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 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e59cc000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443c680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84926c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaad9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85190f8c r4:85190c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85190f8c r4:8443e380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84926c00 r8:8443e3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8443e380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8443e380 r8:80287e08 r7:eacb1e60 r6:84a77980 r5:84926c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacc1fb0 to 0xeacc1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8443c500 INFO: task kworker/1:400:4304 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e59cc000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r5:00001000 r4:edb79000 r5:85f5fb8c r4:85f5f800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:401:4306 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/1:401 state:D stack:0 pid:4306 tgid:4306 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eacc5d84 r8:00000002 r7:60000113 r6:eacc5d8c r5:84924800 r4:84924800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84924800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c2140 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85191b8c r4:8443e400 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:82ac21e4 r4:e0531dc0 r5:00001000 r4:edb79000 r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 r4:00000001 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:402 state:D stack:0 pid:4307 tgid:4307 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443cbc0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 r5:800b0113 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [<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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:192:4311 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/0:192 state:D stack:0 pid:4311 tgid:4311 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eacbdd84 r8:00000002 r7:60000113 r6:eacbdd8c r5:85146c00 r4:85146c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85146c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacbde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e2e80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85146c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [<8054b0ec>] (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) r5:8507c38c r4:8507c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8507c38c r4:84a77b80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:84a77bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a77b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a77b80 r8:80287e08 r7:eac5de60 r6:84a77c00 r5:85146c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacbdfb0 to 0xeacbdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e2b80 INFO: task kworker/0:192:4311 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e601f000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:00001000 r4:edb79000 r5:85f5fb8c r4:85f5f800 r4:84819500 r4:00000001 1fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:eaaf5d84 r8:00000002 r7:60000113 r6:eaaf5d8c r5:84a20000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e2fc0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8507c78c r4:8507c400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a20000 r8:84a77cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a77c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a77c80 r8:80287e08 r7:eacbde60 r6:84a77d80 r5:84a20000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaaf5fb0 to 0xeaaf5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e2dc0 INFO: task kworker/0:193:4313 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e601f000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:194:4315 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/0:194 state:D stack:0 pid:4315 tgid:4315 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaaf9d84 r8:00000002 r7:60000013 r6:eaaf9d8c r5:84a20c00 r4:84a20c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a20c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afb680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a20c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8507db8c r4:8507d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8507db8c r4:84a77e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a20c00 r8:84a77e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a77e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a77e00 r8:80287e08 r7:eaaf5e60 r6:84a77f00 r5:84a20c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaaf9fb0 to 0xeaaf9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e2f00 INFO: task kworker/0:194:4315 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e62fc000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r5:00001000 r4:edb79000 r5:85f5fb8c r4:85f5f800 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:195:4316 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/0:195 state:D stack:0 pid:4316 tgid:4316 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaad5d84 r8:00000002 r7:60000013 r6:eaad5d8c r5:84a21800 r4:84a21800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a21800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84743e40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a21800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0001000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8507cb8c r4:8507c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8507cb8c r4:84a77d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a21800 r8:84a77d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a77d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a77d00 r8:80287e08 r7:eaaf9e60 r6:84a77e80 r5:84a21800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaad5fb0 to 0xeaad5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e2f00 INFO: task kworker/0:195:4316 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0531d28 to 0xe0531d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [<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 r5:84a23c00 r4:8291a680 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:197:4320 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/0:197 state:D stack:0 pid:4320 tgid:4320 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eabe9d84 r8:00000002 r7:60000113 r6:eabe9d8c r5:84a22400 r4:84a22400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a22400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afb500 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a22400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0669000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8507d38c r4:8507d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8507d38c r4:847cf080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a22400 r8:847cf0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:847cf080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847cf080 r8:80287e08 r7:eaaf9e60 r6:847cf180 r5:84a22400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabe9fb0 to 0xeabe9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:84afb0c0 Call trace: 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 r5:00001000 r4:edb79000 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 r10:8291a684 r9:eabedd84 r8:00000002 r7:60000013 r6:eabedd8c r5:84a23000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8507d78c r4:8507d400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a23000 r8:847cf22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:847cf200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847cf200 r8:80287e08 r7:eaaf9e60 r6:847cf280 r5:84a23000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabedfb0 to 0xeabedff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84afb5c0 INFO: task kworker/0:198:4324 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e6e8c000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:199:4326 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:199 state:D stack:0 pid:4326 tgid:4326 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab81d84 r8:00000002 r7:60000113 r6:eab81d8c r5:84a25400 r4:84a25400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a25400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab81e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afb900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a25400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e88d9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8507df8c r4:8507dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8507df8c r4:847cf300 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:847cf32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:847cf300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847cf300 r8:80287e08 r7:eaaf9e60 r6:847cf380 r5:84a25400 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 1d20: e73fb000 edb75000 00000001 80239b98 7f1e5000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r5:00001000 r4:edb79000 r4:84819500 Exception stack(0xe0531fb0 to 0xe0531ff8) r4:8444f300 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb568>] (vfree) from [<8054b11c>] (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) r4:8443e280 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:200:4330 blocked for more than 458 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:200 state:D stack:0 pid:4330 tgid:4330 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eacd1d84 r8:00000002 r7:60000113 r6:eacd1d8c r5:84a26c00 r4:84a26c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a26c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afbc00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a26c00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea925000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8507e78c r4:8507e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8507e78c r4:847cf580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a26c00 r8:847cf5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:847cf580 r10:00000000 r9:847cf580 r8:80287e08 r7:eab81e60 r6:847cf600 r5:84a26c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacd1fb0 to 0xeacd1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84afb8c0 INFO: task kworker/0:200:4330 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e78db000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:201:4331 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/0:201 state:D stack:0 pid:4331 tgid:4331 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac21d84 r8:00000002 r7:60000013 r6:eac21d8c r5:84a24800 r4:84a24800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a24800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac21e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afba40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a24800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea911000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8507e38c r4:8507e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8507e38c r4:847cf480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a24800 r8:847cf4ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:847cf480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847cf480 r8:80287e08 r7:eacd1e60 r6:847cf500 r5:84a24800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac21fb0 to 0xeac21ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84afb980 INFO: task kworker/0:201:4331 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 1d60: 80230ad0 80239bb0 800b0113 ffffffff r4:e0531dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:202:4334 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/0:202 state:D stack:0 pid:4334 tgid:4334 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eacd5d84 r8:00000002 r7:60000113 r6:eacd5d8c r5:85208000 r4:85208000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85208000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afbd40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85208000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea93b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8507eb8c r4:8507e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8507eb8c r4:847cf680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85208000 r8:847cf6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:847cf680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847cf680 r8:80287e08 r7:eacd1e60 r6:847cf780 r5:85208000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacd5fb0 to 0xeacd5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84afbbc0 INFO: task kworker/0:202:4334 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 1d60: 80230ad0 80239bb0 800b0113 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:203:4335 blocked for more than 458 seconds. Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ea965000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:847cf800 Exception stack(0xeacd9fb0 to 0xeacd9ff8) r4:84afbf80 Call trace: [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r5:800b0113 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r5:00001000 r4:edb79000 [<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 r4:85209800 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a57064>] (mutex_lock) from [<804e77f0>] (_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) r10:61c88647 r9:85209800 r8:847cf72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:847cf700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847cf700 r8:80287e08 r7:eacd9e60 r6:847cf880 r5:85209800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacddfb0 to 0xeacddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84afbf80 INFO: task kworker/0:204:4336 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e8517000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:205:4339 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/0:205 state:D stack:0 pid:4339 tgid:4339 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eace1d84 r8:00000002 r7:60000113 r6:eace1d8c r5:8520a400 r4:8520a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8520a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d5140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8520a400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab0f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8507f78c r4:8507f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8507f78c r4:847cf980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8520a400 r8:847cf9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:847cf980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847cf980 r8:80287e08 r7:eacdde60 r6:847cfa80 r5:8520a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeace1fb0 to 0xeace1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851d5240 INFO: task kworker/0:205:4339 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e884f000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 r4:84819500 Exception stack(0xe0531fb0 to 0xe0531ff8) r4:8444f300 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d54c0 r5:00001000 r4:eab5d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8507ff8c r4:8507fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8507ff8c r4:847cfb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8520b000 r8:847cfb2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:847cfb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847cfb00 r8:80287e08 r7:eace1e60 r6:847cfc00 r5:8520b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacedfb0 to 0xeacedff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851d5400 INFO: task kworker/0:206:4341 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e8aaf000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:00001000 r4:eab1d000 [<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 Exception stack(0xe0531d28 to 0xe0531d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fa0: 00000000 00000000 00000000 00000000 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:208:4346 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/0:208 state:D stack:0 pid:4346 tgid:4346 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eacf5d84 r8:00000002 r7:60000013 r6:eacf5d8c r5:8520c800 r4:8520c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8520c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d5600 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8520c800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [<8054b0ec>] (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) r5:8508c38c r4:8508c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8508c38c r4:847cfc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8520c800 r8:847cfcac r7:82804d40 r6:dddced80 r5:dddceda0 r4:847cfc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847cfc80 r8:80287e08 r7:eacede60 r6:847cfd80 r5:8520c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacf5fb0 to 0xeacf5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851d5480 INFO: task kworker/0:208:4346 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e9113000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:00001000 r4:edb79000 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:209:4347 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/0:209 state:D stack:0 pid:4347 tgid:4347 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eacfdd84 r8:00000002 r7:60000013 r6:eacfdd8c r5:8520d400 r4:8520d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8520d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacfde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d5780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8520d400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab85000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8508c78c r4:8508c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8508c78c r4:847cfe00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8520d400 r8:847cfe2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:847cfe00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847cfe00 r8:80287e08 r7:eacf5e60 r6:847cff00 r5:8520d400 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 r4:00000000 r5:800b0113 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:210 state:D stack:0 pid:4350 tgid:4350 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d5900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8520ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab97000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8508cb8c r4:8508c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8508cb8c r4:84a77f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8520ec00 r8:84a77fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a77f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a77f80 r8:80287e08 r7:eacfde60 r6:847cfd00 r5:8520ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacf9fb0 to 0xeacf9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851d5740 INFO: task kworker/0:210:4350 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e9777000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 Exception stack(0xe0531fb0 to 0xe0531ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r4:84ac8000 r5:84ac8000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead05e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d5bc0 r5:8508cf8c r4:8508cc00 r7:dddced80 r6:83018000 r5:8508cf8c r4:847cfe80 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: e9a6b000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:212:4352 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/0:212 state:D stack:0 pid:4352 tgid:4352 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__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) r5:8508d38c r4:8508d000 [<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 r9:851bd000 r8:80287e08 r7:ead05e60 r6:851bd180 r5:84ac8c00 INFO: task kworker/0:212:4352 is blocked on a mutex likely owned by task kworker/0:156:3726. 1d60: 80230ad0 80239bb0 800b0113 ffffffff r4:e0531dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ead0dd84 r8:00000002 r7:60000013 r6:ead0dd8c r5:84ac9800 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8508df8c r4:8508dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8508df8c r4:851bd080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ac9800 r8:851bd0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bd080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0531d28 to 0xe0531d70) 1d60: 80230ad0 80239bb0 800b0113 ffffffff [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85160000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 r5:85191f8c r4:85191c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85160000 r8:8443e5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d60: 80230ad0 80239bb0 800b0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:84819500 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead15e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d2080 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85165400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [<8054b0ec>] (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) r5:8508d78c r4:8508d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8508d78c r4:851bd100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85165400 r8:851bd12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bd100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bd100 r8:80287e08 r7:ead0de60 r6:8443e600 r5:85165400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead15fb0 to 0xead15ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8443c980 INFO: task kworker/0:214:4360 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: ea05b000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:405:4361 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/1:405 state:D stack:0 pid:4361 tgid:4361 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead19d84 r8:00000002 r7:60000113 r6:ead19d8c r5:85166c00 r4:85166c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85166c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead19e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849bfe00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85166c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb25000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8519338c r4:85193000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8519338c r4:8443e700 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8443e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8443e700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8443e700 r8:80287e08 r7:ead09e60 r6:8443e780 r5:85166c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead19fb0 to 0xead19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:405:4361 is blocked on a mutex likely owned by task kworker/0:156:3726. Exception stack(0xe0531d28 to 0xe0531d70) r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 1fa0: 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:8515d400 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c2400 r5:8519238c r4:85192000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8443e300 r10:00000000 r9:8443e300 r8:80287e08 r7:ead19e60 r6:8443e680 r5:8515d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead11fb0 to 0xead11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c2500 INFO: task kworker/1:406:4362 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: ea7aa000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:407:4364 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/1:407 state:D stack:0 pid:4364 tgid:4364 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead21d84 r8:00000002 r7:60000113 r6:ead21d8c r5:85168000 r4:85168000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85168000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead21e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c27c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85168000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac2d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8519278c r4:85192400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8519278c r4:8443e800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85168000 r8:8443e82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8443e800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8443e800 r8:80287e08 r7:ead19e60 r6:8443e880 r5:85168000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead21fb0 to 0xead21ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c2340 INFO: task kworker/1:407:4364 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: ea7aa000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85f5fb8c r4:85f5f800 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred r4:85168c00 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8508db8c r4:8508d800 r10:61c88647 r9:85168c00 r8:851bd22c r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: eab8a000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:408:4369 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/1:408 state:D stack:0 pid:4369 tgid:4369 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead1dd84 r8:00000002 r7:60000113 r6:ead1dd8c r5:85169800 r4:85169800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85169800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead1de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c2840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac39000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85192b8c r4:85192800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:216:4372 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/0:216 state:D stack:0 pid:4372 tgid:4372 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead45d84 r8:00000002 r7:60000113 r6:ead45d8c r5:8516a400 r4:8516a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8516a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead45e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d2540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8516a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead3b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8508e38c r4:8508e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8508e38c r4:851bd400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8516a400 r8:851bd42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bd400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bd400 r8:80287e08 r7:ead0de60 r6:8443eb00 r5:8516a400 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 INFO: task kworker/0:216:4372 is blocked on a mutex likely owned by task kworker/0:156:3726. r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 1d60: 80230ad0 80239bb0 800b0113 ffffffff [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:217:4374 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/0:217 state:D stack:0 pid:4374 tgid:4374 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead4dd84 r8:00000002 r7:60000113 r6:ead4dd8c r5:8516c800 r4:8516c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8516c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead4de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850da980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8516c800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8508ff8c r4:8508fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8516c800 r8:851bd32c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:851bd300 r8:80287e08 r7:ead45e60 r6:8443ea00 r5:8516c800 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 Exception stack(0xe0531fb0 to 0xe0531ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/0:218 state:D stack:0 pid:4375 tgid:4375 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:8516b000 r5:8516b000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead51e08 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d2780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8516b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead41000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8508e78c r4:8508e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8508e78c r4:851bd380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8516b000 r8:851bd3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bd380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bd380 r8:80287e08 r7:ead4de60 r6:8443eb80 r5:8516b000 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 r4:851d2580 INFO: task kworker/0:218:4375 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: eb3fd000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:219:4377 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/0:219 state:D stack:0 pid:4377 tgid:4377 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead5dd84 r8:00000002 r7:60000013 r6:ead5dd8c r5:8516e000 r4:8516e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8516e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d29c0 r5:8508eb8c r4:8508e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:851bd480 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 r5:800b0113 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 r4:00000001 1fa0: 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred r5:84aca400 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d2940 r5:8508ef8c r4:8508ec00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:851bd62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bd600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bd600 r8:80287e08 r7:ead4de60 r6:851bd580 r5:84aca400 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 r4:851d2800 INFO: task kworker/0:220:4379 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: eb728000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:84acbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 r5:8508f38c r4:8508f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:851bd680 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/0:221:4382 is blocked on a mutex likely owned by task kworker/0:156:3726. Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: eb9dc000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:409:4386 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/1:409 state:D stack:0 pid:4386 tgid:4386 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac89d84 r8:00000002 r7:60000113 r6:eac89d8c r5:84acc800 r4:84acc800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84acc800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac89e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bb040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84acc800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dff1b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8519378c r4:85193400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8519378c r4:8443ec80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84acc800 r8:8443ecac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8443ec80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8443ec80 r8:80287e08 r7:ead19e60 r6:851bd500 r5:84acc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac89fb0 to 0xeac89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c2dc0 INFO: task kworker/1:409:4386 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: eb9dc000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bb140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84ace000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e00a9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85193b8c r4:85193800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85193b8c r4:8443ed80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ace000 r8:8443edac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8443ed80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0531d28 to 0xe0531d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0531fb0 to 0xe0531ff8) INFO: task kworker/1:411:4390 blocked for more than 458 seconds. r5:8516bc00 r4:8291a680 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8519c38c r4:8519c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8443ee00 r8:80287e08 r7:eac91e60 r6:8443ed00 r5:8516bc00 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851bb340 INFO: task kworker/1:411:4390 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: ebc62000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:222:4392 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/0:222 state:D stack:0 pid:4392 tgid:4392 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead29d84 r8:00000002 r7:60000013 r6:ead29d8c r5:8516ec00 r4:8516ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8516ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead29e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d2cc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8508f78c r4:8508f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8508f78c r4:851bd700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8516ec00 r8:851bd72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bd700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bd700 r8:80287e08 r7:ead4de60 r6:8443ee80 r5:8516ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead29fb0 to 0xead29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0531d28 to 0xe0531d70) 1d60: 80230ad0 80239bb0 800b0113 ffffffff [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0531fb0 to 0xe0531ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bb1c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0441000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85193f8c r4:85193c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85193f8c r4:8443ef00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8516d400 r8:8443ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8443ef00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8443ef00 r8:80287e08 r7:ead7de60 r6:8443ef80 r5:8516d400 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 r4:851bb380 INFO: task kworker/1:412:4393 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: ec2b2000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85f5fb8c r4:85f5f800 r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 Exception stack(0xe0531fb0 to 0xe0531ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/0:223 state:D stack:0 pid:4394 tgid:4394 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:851e0000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead95e08 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:851a078c r4:851a0400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851a078c r4:851bd800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851e0000 r8:851bd82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851bd800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bd800 r8:80287e08 r7:ead4de60 r6:851b6f00 r5:851e0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead95fb0 to 0xead95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e23c0 INFO: task kworker/0:223:4394 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: ec2b2000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 Not tainted 6.15.0-rc7-syzkaller #0 r5:851e0c00 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:e0577000 r5:8499af8c r4:8499ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:851e0c00 r8:851c312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:851c3100 r8:80287e08 r7:ead7de60 r6:851c3000 r5:851e0c00 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0531d28 to 0xe0531d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r5:85f5fb8c r4:85f5f800 r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 r4:8444f300 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84acec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e075f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8519c78c r4:8519c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8519c78c r4:851c3080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84acec00 r8:851c30ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851c3080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3080 r8:80287e08 r7:ead7de60 r6:851bd900 r5:84acec00 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 r4:851bb840 INFO: task kworker/1:414:4399 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: eca38000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:415:4401 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/1:415 state:D stack:0 pid:4401 tgid:4401 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eadadd84 r8:00000002 r7:60000113 r6:eadadd8c r5:8520e000 r4:8520e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8520e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadade08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bb9c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8520e000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e485d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8519cb8c r4:8519c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8519cb8c r4:851c3180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8520e000 r8:851c31ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851c3180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3180 r8:80287e08 r7:eada5e60 r6:851bd980 r5:8520e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadadfb0 to 0xeadadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851bb840 INFO: task kworker/1:415:4401 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: eca38000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 INFO: task kworker/1:416:4402 blocked for more than 458 seconds. Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eadb1d84 r8:00000002 r7:60000113 r6:eadb1d8c r5:84878000 r4:84878000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84878000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bb900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84878000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e88d7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8519cf8c r4:8519cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8519cf8c r4:851c3200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84878000 r8:851c322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851c3200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3200 r8:80287e08 r7:eadade60 r6:851bda00 r5:84878000 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/1:416:4402 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: ecd17000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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:eadbde08 r9:83018205 r8:8487a400 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 r5:8519d78c r4:8519d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8487a400 r8:851c32ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 800b0113 ffffffff r4:e0531dc0 r5:00001000 r4:edb79000 [<80287208>] (process_one_work) 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(0xe0531fb0 to 0xe0531ff8) Not tainted 6.15.0-rc7-syzkaller #0 r5:8487b000 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bbc40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea9c7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8519d38c r4:8519d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8519d38c r4:851c3380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8487b000 r8:851c33ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851c3380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3380 r8:80287e08 r7:eadbde60 r6:851bdb00 r5:8487b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadc1fb0 to 0xeadc1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851bbb00 INFO: task kworker/1:418:4406 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: ed2ff000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84878c00 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ea9ff000 r5:8519db8c r4:8519d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8519db8c r4:851c3400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84878c00 r8:851c342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851c3400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3400 r8:80287e08 r7:eadbde60 r6:851bdb80 r5:84878c00 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 r4:851bbec0 INFO: task kworker/1:419:4407 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: ed2ff000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8487c800 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844391c0 r5:8519e78c r4:8519e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:851c3580 r8:80287e08 r7:eadc5e60 r6:851bdc00 r5:8487c800 task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0531d28 to 0xe0531d70) 1d20: ed2ff000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:421:4411 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/1:421 state:D stack:0 pid:4411 tgid:4411 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eadd1d84 r8:00000002 r7:60000113 r6:eadd1d8c r5:8487d400 r4:8487d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8487d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8519df8c r4:8519dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:851c3500 r8:80287e08 r7:eadcde60 r6:851bdc80 r5:8487d400 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851d2140 INFO: task kworker/1:421:4411 is blocked on a mutex likely owned by task kworker/0:156:3726. task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0531d28 to 0xe0531d70) 1d20: ed73c000 edb75000 00000001 80239b98 7f1e5000 00000001 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 1d60: 80230ad0 80239bb0 800b0113 ffffffff r5:800b0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:84819500 Exception stack(0xe0531fb0 to 0xe0531ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:422:4413 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/1:422 state:D stack:0 pid:4413 tgid:4413 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eadd9d84 r8:00000002 r7:60000113 r6:eadd9d8c r5:8487bc00 r4:8487bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8487bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84439040 r5:8519e38c r4:8519e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8487bc00 r8:851c362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84439000 r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 r4:e0531dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85f5fb8c r4:85f5f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84819500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 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 r4:8444f300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:423:4415 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/1:423 state:D stack:0 pid:4415 tgid:4415 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eade1d84 r8:00000002 r7:60000113 r6:eade1d8c r5:8487e000 r4:8487e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8487e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade1e08 r9:83018205 r8:8487e000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 r5:8519ff8c r4:8519fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8487e000 r8:851c36ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 5d60: 80230ad0 80239bb0 900b0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84acb000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84439300 r5:8519eb8c r4:8519e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84acb000 r8:851c332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851c3300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3300 r8:80287e08 r7:eade1e60 r6:851bde00 r5:84acb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadedfb0 to 0xeadedff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84439180 INFO: task kworker/1:424:4418 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f3aa000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:425:4419 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/1:425 state:D stack:0 pid:4419 tgid:4419 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eadf1d84 r8:00000002 r7:60000013 r6:eadf1d8c r5:84879800 r4:84879800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84879800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84439440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84879800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa87000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8519ef8c r4:8519ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8519ef8c r4:851c3700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84879800 r8:851c372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851c3700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3700 r8:80287e08 r7:eade1e60 r6:851bde80 r5:84879800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadf1fb0 to 0xeadf1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84439240 INFO: task kworker/1:425:4419 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f3aa000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8519f38c r4:8519f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:851c3800 r8:80287e08 r7:eade1e60 r6:851bdf00 r5:84acd400 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84439380 INFO: task kworker/1:426:4421 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f3aa000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:85218c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85218c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae01e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844396c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85218c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaaad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8519f78c r4:8519f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8519f78c r4:851c3780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85218c00 r8:851c37ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851c3780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3780 r8:80287e08 r7:eade1e60 r6:851bdf80 r5:85218c00 r4:00000001 1fa0: 00000000 00000000 00000000 00000000 Call trace: 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r4:00000000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0585fb0 to 0xe0585ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae09d84 r8:00000002 r7:60000113 r6:eae09d8c r5:85218000 r4:85218000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85218000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae09e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84439800 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85218000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaac3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8519fb8c r4:8519f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8519fb8c r4:851c3980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85218000 r8:851c39ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851c3980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3980 r8:80287e08 r7:eade1e60 r6:84a1a000 r5:85218000 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 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84439600 INFO: task kworker/1:428:4425 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f3aa000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xe0585fb0 to 0xe0585ff8) r4:849b9d40 task:kworker/1:429 state:D stack:0 pid:4427 tgid:4427 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae11e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:851a0f8c r4:851a0c00 r7:ddde2d80 r6:83018200 r5:851a0f8c r4:851c3480 r10:00000000 r9:851c3480 r8:80287e08 r7:eade1e60 r6:84a1a080 r5:85219800 INFO: task kworker/1:429:4427 is blocked on a mutex likely owned by task kworker/1:158:3743. 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:430:4429 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/1:430 state:D stack:0 pid:4429 tgid:4429 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae19d84 r8:00000002 r7:60000013 r6:eae19d8c r5:8521a400 r4:8521a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8521a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae19e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84439a40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8521a400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac53000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851a038c r4:851a0000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851a038c r4:851c3880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8521a400 r8:851c38ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851c3880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3880 r8:80287e08 r7:eae11e60 r6:84a1a100 r5:8521a400 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0585d28 to 0xe0585d70) 5d60: 80230ad0 80239bb0 900b0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:431 state:D stack:0 pid:4431 tgid:4431 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae21e08 r5:00001000 r4:eac7f000 r5:851a0b8c r4:851a0800 r7:ddde2d80 r6:83018200 r5:851a0b8c r4:851c3a80 r10:00000000 r9:851c3a80 r8:80287e08 r7:eae11e60 r6:84a1a180 r5:8521c800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae25d84 r8:00000002 r7:60000113 r6:eae25d8c r5:8521bc00 r4:8521bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8521bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae25e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dfc40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8521bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb07b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852ae38c r4:852ae000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:852ae38c r4:84a1a200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8521bc00 r8:84a1a22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a1a200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a1a200 r8:80287e08 r7:ead4de60 r6:84a1a280 r5:8521bc00 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 r4:851d3180 INFO: task kworker/0:224:4433 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f3aa000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:432:4435 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/1:432 state:D stack:0 pid:4435 tgid:4435 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae2dd84 r8:00000002 r7:60000113 r6:eae2dd8c r5:8521b000 r4:8521b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8521b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae2de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d3180 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8521b000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae39000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851a178c r4:851a1400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851a178c r4:851c3900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8521b000 r8:851c392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851c3900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3900 r8:80287e08 r7:eae11e60 r6:84a1a300 r5:8521b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae2dfb0 to 0xeae2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84439e40 INFO: task kworker/1:432:4435 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f3aa000 edb7b000 00000001 80239b98 7f067000 00000001 r4:82ac21e4 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r4:848ec200 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:433:4437 blocked for more than 459 seconds. r4:8521d400 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84439fc0 [<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:ddde2d80 r6:83018200 r5:851a138c r4:851c3c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8521d400 r8:851c3cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851c3c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3c80 r8:80287e08 r7:eae2de60 r6:84a1a380 r5:8521d400 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 r4:84439dc0 INFO: task kworker/1:433:4437 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f3aa000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:848ec200 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r4:8521ec00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae41e08 [<804eb568>] (vfree) from [<8054b11c>] (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) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 5d60: 80230ad0 80239bb0 900b0013 ffffffff r4:e0585dc0 r5:00001000 r4:dfbdd000 r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:eadb9d84 r8:00000002 r7:60000113 r6:eadb9d8c r5:851e2400 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:436:4444 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/1:436 state:D stack:0 pid:4444 tgid:4444 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead8dd84 r8:00000002 r7:60000113 r6:ead8dd8c r5:851e3c00 r4:851e3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:851e3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead8de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f7340 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:851e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9f7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851a238c r4:851a2000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851a238c r4:851c3e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851e3c00 r8:851c3e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851c3e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3e00 r8:80287e08 r7:eadb9e60 r6:851c3d80 r5:851e3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead8dfb0 to 0xead8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f7240 INFO: task kworker/1:436:4444 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f3aa000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:848ec200 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:851e4800 r4:8291a680 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f74c0 r10:61c88647 r9:851e4800 r8:851c3eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850f7300 Call trace: 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 5fa0: 00000000 00000000 00000000 00000000 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__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:ddde2d80 r6:83018200 r5:851a2b8c r4:849c7d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851e5400 r8:849c7d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c7d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c7d00 r8:80287e08 r7:eae4de60 r6:851c3a00 r5:851e5400 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 r4:850f73c0 INFO: task kworker/1:438:4449 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:849b9d40 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r5:00001000 r4:e0699000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851a378c r4:851a3400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851a378c r4:851c3f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851e6000 r8:851c3f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851c3f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3f00 r8:80287e08 r7:ead35e60 r6:851c3b80 r5:851e6000 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 r4:850f75c0 INFO: task kworker/1:439:4450 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:851e6c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead55e08 r5:00001000 r4:e0021000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:851e6c00 r8:84a4202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 Not tainted 6.15.0-rc7-syzkaller #0 r5:851e1800 r4:8291a680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (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 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:442:4456 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/1:442 state:D stack:0 pid:4456 tgid:4456 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae59d84 r8:00000002 r7:60000013 r6:eae59d8c r5:85250000 r4:85250000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85250000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae59e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f7c40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85250000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e4829000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851a3b8c r4:851a3800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851a3b8c r4:84a42080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85250000 r8:84a420ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a42080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a42080 r8:80287e08 r7:ead39e60 r6:84a42380 r5:85250000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae59fb0 to 0xeae59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f7d40 INFO: task kworker/1:442:4456 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:443:4458 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/1:443 state:D stack:0 pid:4458 tgid:4458 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae5dd84 r8:00000002 r7:60000013 r6:eae5dd8c r5:85251800 r4:85251800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85251800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae5de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c8040 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:851a3f8c r4:84a42200 r10:00000000 r9:84a42200 r8:80287e08 r7:eae59e60 r6:84a42300 r5:85251800 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:900b0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r4:85250c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae65e08 [<8054b0ec>] (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) r5:8528978c r4:85289400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8528978c r4:84a42400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85250c00 r8:84a4242c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a42400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a42400 r8:80287e08 r7:eae5de60 r6:84a42480 r5:85250c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae65fb0 to 0xeae65ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f7ec0 INFO: task kworker/1:444:4460 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<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 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dab40 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eaafb000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84a42580 r8:80287e08 r7:eae65e60 r6:84a42680 r5:85254800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:848ec200 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:446:4467 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/1:446 state:D stack:0 pid:4467 tgid:4467 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae75d84 r8:00000002 r7:60000113 r6:eae75d8c r5:85253000 r4:85253000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85253000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae75e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c83c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85253000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab11000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8528878c r4:85288400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8528878c r4:84a42700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85253000 r8:84a4272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a42700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a42700 r8:80287e08 r7:eae65e60 r6:84a42800 r5:85253000 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 Workqueue: events bpf_prog_free_deferred 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eab6f000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84a1a580 r8:80287e08 r7:eae25e60 r6:84a1a680 r5:85256000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:227:4471 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/0:227 state:D stack:0 pid:4471 tgid:4471 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae55d84 r8:00000002 r7:60000113 r6:eae55d8c r5:85220c00 r4:85220c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85220c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae55e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850da840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85220c00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [<8054b0ec>] (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) r5:850cc78c r4:850cc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850cc78c r4:84a1a600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85220c00 r8:84a1a62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a1a600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a1a600 r8:80287e08 r7:eae25e60 r6:84a1a780 r5:85220c00 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 r4:850dac80 INFO: task kworker/0:227:4471 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<8054b0ec>] (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) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:447:4472 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/1:447 state:D stack:0 pid:4472 tgid:4472 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae61d84 r8:00000002 r7:60000013 r6:eae61d8c r5:85220000 r4:85220000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85220000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae61e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c8840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85220000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab83000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85288b8c r4:85288800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85220000 r8:84a4262c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 5d60: 80230ad0 80239bb0 900b0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/1:448:4474 blocked for more than 459 seconds. [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804eb568>] (vfree) from [<8054b11c>] (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 r9:84a42780 r8:80287e08 r7:eae65e60 r6:84a1a700 r5:85222400 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:449 state:D stack:0 pid:4477 tgid:4477 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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 r9:85223000 r8:84a4292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:84a42900 r8:80287e08 r7:eae65e60 r6:84a1a800 r5:85223000 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 r4:850c89c0 INFO: task kworker/1:449:4477 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:228:4479 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/0:228 state:D stack:0 pid:4479 tgid:4479 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r5:85223c00 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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) r5:850ccf8c r4:850ccc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850ccf8c r4:84a1a880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85223c00 r8:84a1a8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a1a880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a1a880 r8:80287e08 r7:eae25e60 r6:84a1aa00 r5:85223c00 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 r4:850dafc0 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/1:450:4481 blocked for more than 459 seconds. r5:85225400 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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:ddde2d80 r6:83018200 r5:85289b8c r4:84a42b00 r10:00000000 r9:84a42b00 r8:80287e08 r7:eae65e60 r6:84a1a900 r5:85225400 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r4:e0585dc0 r5:00001000 r4:dfbdd000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a57064>] (mutex_lock) from [<804e77f0>] (_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 r9:85226000 r8:84a42cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r5:900b0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:453:4486 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/1:453 state:D stack:0 pid:4486 tgid:4486 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaea9d84 r8:00000002 r7:60000013 r6:eaea9d8c r5:85221800 r4:85221800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85221800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fe400 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85221800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa27000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8528bb8c r4:8528b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8528bb8c r4:84a42d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85221800 r8:84a42d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a42d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a42d00 r8:80287e08 r7:eae9de60 r6:84a1ab00 r5:85221800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaea9fb0 to 0xeaea9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:454 state:D stack:0 pid:4488 tgid:4488 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85226c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead2f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8528a78c r4:8528a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8528a78c r4:84a42b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85226c00 r8:84a42bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a42b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a42b80 r8:80287e08 r7:eaea9e60 r6:84a1ab80 r5:85226c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaeb1fb0 to 0xeaeb1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850c8f40 INFO: task kworker/1:454:4488 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:455 state:D stack:0 pid:4490 tgid:4490 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (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 r9:84a42c00 r8:80287e08 r7:eaea9e60 r6:84a1ac00 r5:8487ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f7d40 INFO: task kworker/1:455:4490 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<8054b0ec>] (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 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a57064>] (mutex_lock) from [<804e77f0>] (_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) r5:8528af8c r4:8528ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8528af8c r4:84a42e00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:84a42e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a42e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a42e00 r8:80287e08 r7:eaea9e60 r6:84a1ac80 r5:847e8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaec1fb0 to 0xeaec1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850c8380 INFO: task kworker/1:456:4492 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:00000000 r5:00001000 r4:dfbdd000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:457:4494 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/1:457 state:D stack:0 pid:4494 tgid:4494 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaec9d84 r8:00000002 r7:60000013 r6:eaec9d8c r5:847ea400 r4:847ea400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:847ea400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fe140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:847ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead6b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8528b38c r4:8528b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8528b38c r4:84a42f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:847ea400 r8:84a42fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a42f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a42f80 r8:80287e08 r7:eaea9e60 r6:84a1ad00 r5:847ea400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaec9fb0 to 0xeaec9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850fe200 INFO: task kworker/1:457:4494 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:458:4496 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/1:458 state:D stack:0 pid:4496 tgid:4496 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r5:847e9800 r4:8291a680 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fe2c0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8528b78c r4:8528b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8528b78c r4:84a42a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:847e9800 r8:84a42a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a42a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a42a00 r8:80287e08 r7:eaea9e60 r6:84a1ad80 r5:847e9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead99fb0 to 0xead99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850fe100 INFO: task kworker/1:458:4496 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 r4:e0585dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fe680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:847e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e00e7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8528c38c r4:8528c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8528c38c r4:84a42e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:847e8000 r8:84a42eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a42e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a42e80 r8:80287e08 r7:eaea9e60 r6:84a1ae00 r5:847e8000 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 r4:850fe280 INFO: task kworker/1:459:4498 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fe480 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:8528bf8c r4:8481e000 r10:00000000 r9:8481e000 r8:80287e08 r7:eaddde60 r6:84a1ae80 r5:847eb000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:461:4502 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/1:461 state:D stack:0 pid:4502 tgid:4502 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaed1d84 r8:00000002 r7:60000013 r6:eaed1d8c r5:847ebc00 r4:847ebc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:847ebc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478c640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:847ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa55000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8528e38c r4:8528e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8528e38c r4:8481e080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:847ebc00 r8:8481e0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8481e080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8481e080 r8:80287e08 r7:eaddde60 r6:84a1af00 r5:847ebc00 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 r4:850fe780 INFO: task kworker/1:461:4502 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fe700 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:84be838c r4:84be8000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:847eec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fe900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:847eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0735000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8528cb8c r4:8528c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8528cb8c r4:8481e280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:847eec00 r8:8481e2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8481e280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8481e280 r8:80287e08 r7:eaed1e60 r6:852fb000 r5:847eec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaee1fb0 to 0xeaee1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850fe740 INFO: task kworker/1:463:4506 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:464:4508 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/1:464 state:D stack:0 pid:4508 tgid:4508 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaee9d84 r8:00000002 r7:60000113 r6:eaee9d8c r5:847ee000 r4:847ee000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:847ee000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fea40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:847ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [<8054b0ec>] (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) r5:8528cf8c r4:8528cc00 r10:61c88647 r9:847ee000 r8:8481e12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8481e100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8481e100 r8:80287e08 r7:eaed1e60 r6:852fb080 r5:847ee000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaee9fb0 to 0xeaee9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850fe740 INFO: task kworker/1:464:4508 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:465:4510 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/1:465 state:D stack:0 pid:4510 tgid:4510 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaef5d84 r8:00000002 r7:60000113 r6:eaef5d8c r5:84ad0000 r4:84ad0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ad0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850febc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84ad0000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea96f000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8528d38c r4:8528d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8528d38c r4:8481e380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:8481e380 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:8528d78c r4:8481e400 r10:00000000 r9:8481e400 r8:80287e08 r7:eaed1e60 r6:852fb180 r5:84ad1800 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:900b0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:467:4514 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/1:467 state:D stack:0 pid:4514 tgid:4514 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf09d84 r8:00000002 r7:60000013 r6:eaf09d8c r5:84ad3000 r4:84ad3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ad3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf09e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fee40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84ad3000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa01000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8528db8c r4:8528d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8528db8c r4:8481e480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ad3000 r8:8481e4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8481e480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8481e480 r8:80287e08 r7:eaed1e60 r6:852fb200 r5:84ad3000 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 r4:850fec80 INFO: task kworker/1:467:4514 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) r4:849b9d40 Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf11e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fef40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84ad2400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa19000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8528df8c r4:8528dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8528df8c r4:8481e300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ad2400 r8:8481e32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8481e300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8481e300 r8:80287e08 r7:eaed1e60 r6:852fb280 r5:84ad2400 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 r4:850fed40 INFO: task kworker/1:468:4516 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/1:469:4518 blocked for more than 459 seconds. [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<8054b0ec>] (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) r4:8481e580 Exception stack(0xeaf19fb0 to 0xeaf19ff8) task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:900b0013 r4:80239bb0 r4:e0585dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 task:kworker/1:470 state:D stack:0 pid:4520 tgid:4520 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) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:471:4523 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/1:471 state:D stack:0 pid:4523 tgid:4523 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf1dd84 r8:00000002 r7:60000113 r6:eaf1dd8c r5:85256c00 r4:85256c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85256c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf1de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85307340 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85256c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaae1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8528f38c r4:8528f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8528f38c r4:8481e500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85256c00 r8:8481e52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8481e500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8481e500 r8:80287e08 r7:eae8de60 r6:8481e700 r5:85256c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf1dfb0 to 0xeaf1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85307240 INFO: task kworker/1:471:4523 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r5:84be838c r4:84be8000 r4:848ec200 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:472:4525 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/1:472 state:D stack:0 pid:4525 tgid:4525 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf25d84 r8:00000002 r7:60000113 r6:eaf25d8c r5:85252400 r4:85252400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85252400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf25e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85307140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85252400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaabb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8528ef8c r4:8528ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8528ef8c r4:8481e780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85252400 r8:8481e7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8481e780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8481e780 r8:80287e08 r7:eaf1de60 r6:8481e180 r5:85252400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf25fb0 to 0xeaf25ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85307240 INFO: task kworker/1:472:4525 is blocked on a mutex likely owned by task kworker/1:158:3743. r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<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) r4:849b9d40 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__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) r10:61c88647 r9:85258000 r8:8481e82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r10:8291a684 r9:eae91d84 r8:00000002 r7:60000013 r6:eae91d8c r5:85258c00 r4:00000000 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8528fb8c r4:8528f800 r7:ddde2d80 r6:83018200 r5:8528fb8c r4:8481e980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 5d60: 80230ad0 80239bb0 900b0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<8054b0ec>] (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) r5:8529838c r4:85298000 r7:ddde2d80 r6:83018200 r5:8529838c r4:8481ea00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8481ea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8481ea00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8481ea00 r8:80287e08 r7:eae91e60 r6:8481ea80 r5:85259800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf31fb0 to 0xeaf31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85307300 INFO: task kworker/1:475:4530 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:476:4533 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/1:476 state:D stack:0 pid:4533 tgid:4533 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf29d84 r8:00000002 r7:60000113 r6:eaf29d8c r5:84ad5400 r4:84ad5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ad5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf29e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8528ff8c r4:8528fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8481eb00 r8:80287e08 r7:eaf31e60 r6:852fb380 r5:84ad5400 r4:85307780 Call trace: Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:477:4535 blocked for more than 460 seconds. r4:84ad0c00 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85310040 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84ad0c00 r8:8481ecac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:478:4538 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/1:478 state:D stack:0 pid:4538 tgid:4538 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf39d84 r8:00000002 r7:60000113 r6:eaf39d8c r5:84ad6000 r4:84ad6000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ad6000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf39e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85307dc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84ad6000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eadc9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8529878c r4:85298400 [<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 Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:229:4540 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/0:229 state:D stack:0 pid:4540 tgid:4540 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf41d84 r8:00000002 r7:60000113 r6:eaf41d8c r5:84ad6c00 r4:84ad6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ad6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf41e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dfe40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84ad6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb059000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:850cd78c r4:852fb600 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf45e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85307f00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84ad4800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [<8054b0ec>] (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) r5:85298b8c r4:85298800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85298b8c r4:8481ed00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ad4800 r8:8481ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8481ed00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8481ed00 r8:80287e08 r7:eaf35e60 r6:852fb580 r5:84ad4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf45fb0 to 0xeaf45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85307d80 INFO: task kworker/1:479:4541 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) r4:849b9d40 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf59d84 r8:00000002 r7:60000113 r6:eaf59d8c r5:852c8000 r4:852c8000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852c8000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf59e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a01000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eadf5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85298f8c r4:85298c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85298f8c r4:8481ee00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852c8000 r8:8481ee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8481ee00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8481ee00 r8:80287e08 r7:eaf35e60 r6:852fb680 r5:852c8000 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 r4:84a01cc0 INFO: task kworker/1:480:4544 is blocked on a mutex likely owned by task kworker/1:158:3743. Call trace: Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:84be838c r4:84be8000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 00000000 00000000 00000000 00000000 task:kworker/1:481 state:D stack:0 pid:4546 tgid:4546 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:ddde2d80 r6:83018200 r5:8529978c r4:8481ed80 r4:00000001 r4:85310080 Call trace: 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 r4:e0585dc0 r5:00001000 r4:dfbdd000 r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:482:4548 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/1:482 state:D stack:0 pid:4548 tgid:4548 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf69d84 r8:00000002 r7:60000113 r6:eaf69d8c r5:852cb000 r4:852cb000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852cb000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf69e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85310440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae31000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85299f8c r4:85299c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85299f8c r4:8481ef00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852cb000 r8:8481ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8481ef00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8481ef00 r8:80287e08 r7:eaf61e60 r6:852fb780 r5:852cb000 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 r4:85310080 INFO: task kworker/1:482:4548 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r4:e0585dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r10:8291a684 r9:eaf3dd84 r8:00000002 r7:60000113 r6:eaf3dd8c r5:8525bc00 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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) r5:85299b8c r4:85299800 r10:61c88647 r9:8525bc00 r8:84a429ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 5d60: 80230ad0 80239bb0 900b0013 ffffffff r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:484:4552 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/1:484 state:D stack:0 pid:4552 tgid:4552 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:8291a684 r9:eaf65d84 r8:00000002 r7:60000013 r6:eaf65d8c r5:8525c800 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85310780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8525c800 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae4f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8529a78c r4:8529a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8529a78c r4:84a42f00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:84a42f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a42f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a42f00 r8:80287e08 r7:eaf69e60 r6:84a42d80 r5:8525c800 Exception stack(0xeaf65fb0 to 0xeaf65ff8) task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 5fa0: 00000000 00000000 00000000 00000000 task:kworker/1:485 state:D stack:0 pid:4554 tgid:4554 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf49e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85310580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8525d400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae3d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8529a38c r4:8529a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8529a38c r4:8481ee80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8481eeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8481ee80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8481ee80 r8:80287e08 r7:eaf65e60 r6:8481ef80 r5:8525d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf49fb0 to 0xeaf49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85310400 INFO: task kworker/1:485:4554 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/1:486:4556 blocked for more than 460 seconds. r4:8525e000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85310bc0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:8531a100 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:8525ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8525ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf71e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85310900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8525ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf4f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8529ab8c r4:8529a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8529ab8c r4:8531a080 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8531a0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8531a080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8531a080 r8:80287e08 r7:eaf75e60 r6:8531a280 r5:8525ec00 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 r4:85310a00 INFO: task kworker/1:487:4557 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:488:4560 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/1:488 state:D stack:0 pid:4560 tgid:4560 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf79d84 r8:00000002 r7:60000113 r6:eaf79d8c r5:8525b000 r4:8525b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8525b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf79e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85310a40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8525b000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf7d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8529af8c r4:8529ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8529af8c r4:8531a180 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8531a1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8531a180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8531a180 r8:80287e08 r7:eaf75e60 r6:8531a380 r5:8525b000 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 r4:85310980 INFO: task kworker/1:488:4560 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 900b0013 ffffffff r5:900b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (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) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:489:4562 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/1:489 state:D stack:0 pid:4562 tgid:4562 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf91d84 r8:00000002 r7:60000113 r6:eaf91d8c r5:8525a400 r4:8525a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8525a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf91e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85324000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8525a400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e051d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8529bf8c r4:8529bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8529bf8c r4:8531a200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8525a400 r8:8531a22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8531a200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8531a200 r8:80287e08 r7:eaf75e60 r6:8531a480 r5:8525a400 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 r4:85310cc0 INFO: task kworker/1:489:4562 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:84be838c r4:84be8000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85280000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (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) r4:8531a300 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:491:4565 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/1:491 state:D stack:0 pid:4565 tgid:4565 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafa1d84 r8:00000002 r7:60000113 r6:eafa1d8c r5:85280c00 r4:85280c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85280c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85310fc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85280c00 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffc7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8529bb8c r4:8529b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8529bb8c r4:8531a400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85280c00 r8:8531a42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8531a400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8531a400 r8:80287e08 r7:eaf91e60 r6:8531a500 r5:85280c00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<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 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__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) r10:61c88647 r9:85281800 r8:8531a72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 5d60: 80230ad0 80239bb0 900b0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r4:85282400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa9e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:8529c78c r4:8531a780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85282400 r8:8531a7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8531a780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8531a780 r8:80287e08 r7:eaf9de60 r6:8531a600 r5:85282400 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 r4:85324080 INFO: task kworker/1:493:4570 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r4:848ec200 5fa0: 00000000 00000000 00000000 00000000 r10:8291a684 r9:eafa5d84 r8:00000002 r7:60000113 r6:eafa5d8c r5:85283000 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85283000 r8:8531a8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0585dc0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 5fa0: 00000000 00000000 00000000 00000000 r10:8291a684 r9:eafadd84 r8:00000002 r7:60000113 r6:eafadd8c r5:85283c00 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853243c0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:85324300 r4:00000000 r5:800b0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:496:4577 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/1:496 state:D stack:0 pid:4577 tgid:4577 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafcdd84 r8:00000002 r7:60000013 r6:eafcdd8c r5:85284800 r4:85284800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85284800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafcde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85324c00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85284800 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabb7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xeafcdfb0 to 0xeafcdff8) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:849b9d40 r10:8291a684 r9:eafd1d84 r8:00000002 r7:60000113 r6:eafd1d8c r5:85285400 r5:00001000 r4:eab53000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85285400 r8:8531abac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:498 state:D stack:0 pid:4580 tgid:4580 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85324940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85286000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab71000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8529d78c r4:8529d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8529d78c r4:8531ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85286000 r8:8531ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8531ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8531ac00 r8:80287e08 r7:eafcde60 r6:8531ad80 r5:85286000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafddfb0 to 0xeafddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85324a40 INFO: task kworker/1:498:4580 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:00000000 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 5fa0: 00000000 00000000 00000000 00000000 r5:85286c00 r4:8291a680 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8529db8c r4:8529d800 r10:61c88647 r9:85286c00 r8:8531acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8531ac80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8531ac80 r8:80287e08 r7:eafcde60 r6:8531ae00 r5:85286c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafe1fb0 to 0xeafe1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85324a80 INFO: task kworker/1:499:4582 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 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 r4:85324b40 INFO: task kworker/1:500:4584 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:e0585dc0 [<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 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaff9d84 r8:00000002 r7:60000113 r6:eaff9d8c r5:85330c00 r4:85330c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85330c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:8531ad00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:502:4587 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/1:502 state:D stack:0 pid:4587 tgid:4587 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafb1d84 r8:00000002 r7:60000113 r6:eafb1d8c r5:85331800 r4:85331800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85331800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb1e08 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<8054b0ec>] (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) r5:8529e78c r4:8529e400 [<80287208>] (process_one_work) 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(0xeafb1fb0 to 0xeafb1ff8) Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [<8054b0ec>] (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) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:503 state:D stack:0 pid:4591 tgid:4591 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (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 r9:850dd080 r8:80287e08 r7:eafe5e60 r6:850dd100 r5:85332400 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f8240 INFO: task kworker/1:503:4591 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:504:4592 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/1:504 state:D stack:0 pid:4592 tgid:4592 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb025d84 r8:00000002 r7:60000113 r6:eb025d8c r5:85333000 r4:85333000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85333000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb025e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8380 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85333000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead57000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8529f38c r4:8529f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8529f38c r4:850dd180 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:850dd1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850dd180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850dd180 r8:80287e08 r7:eb01de60 r6:850dd200 r5:85333000 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 Workqueue: events bpf_prog_free_deferred 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 Not tainted 6.15.0-rc7-syzkaller #0 r4:85333c00 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ead6d000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85333c00 r8:850dd2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:506:4596 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/1:506 state:D stack:0 pid:4596 tgid:4596 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb02dd84 r8:00000002 r7:60000013 r6:eb02dd8c r5:85334800 r4:85334800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85334800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb02de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8600 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85334800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae69000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8529fb8c r4:8529f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8529fb8c r4:850dd300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85334800 r8:850dd32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850dd300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xeb02dfb0 to 0xeb02dff8) task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800b0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/1:507:4598 blocked for more than 460 seconds. r4:85335400 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:852ac38c r4:850dd500 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:508:4599 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/1:508 state:D stack:0 pid:4599 tgid:4599 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb035d84 r8:00000002 r7:60000113 r6:eb035d8c r5:85336000 r4:85336000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85336000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb035e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8800 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85336000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae97000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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 r5:8529ff8c r4:850dd580 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:509:4602 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/1:509 state:D stack:0 pid:4602 tgid:4602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb039d84 r8:00000002 r7:60000013 r6:eb039d8c r5:85336c00 r4:85336c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85336c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb039e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8c40 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852acb8c r4:852ac800 r10:61c88647 r9:85336c00 r8:850dd62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) r4:849b9d40 Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb03de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8ac0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [<8054b0ec>] (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) r5:852ac78c r4:852ac400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852ac78c r4:850dd680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85338000 r8:850dd6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850dd680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850dd680 r8:80287e08 r7:eb039e60 r6:850dd900 r5:85338000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb03dfb0 to 0xeb03dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f8bc0 INFO: task kworker/1:510:4603 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:511:4606 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/1:511 state:D stack:0 pid:4606 tgid:4606 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb041d84 r8:00000002 r7:60000013 r6:eb041d8c r5:85338c00 r4:85338c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85338c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb041e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8d80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<8054b0ec>] (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 r9:85338c00 r8:850dda2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:849b9d40 Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb045e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85310d00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85339800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafd3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852ad38c r4:852ad000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852ad38c r4:850dd780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85339800 r8:850dd7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850dd780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850dd780 r8:80287e08 r7:eb041e60 r6:850ddb00 r5:85339800 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 r4:850f8cc0 INFO: task kworker/1:512:4608 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r4:00000000 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<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 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 Workqueue: events bpf_prog_free_deferred r5:8533a400 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb049e08 [<8054b0ec>] (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 r9:8533a400 r8:850dd9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:514:4612 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/1:514 state:D stack:0 pid:4612 tgid:4612 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb021d84 r8:00000002 r7:60000013 r6:eb021d8c r5:8533bc00 r4:8533bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8533bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb021e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d1040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaffb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852ad78c r4:852ad400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852ad78c r4:850dda80 r10:61c88647 r9:8533bc00 r8:850ddaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<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) 5fa0: 00000000 00000000 00000000 00000000 task:kworker/1:515 state:D stack:0 pid:4614 tgid:4614 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb051e08 r5:00001000 r4:eb081000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:8533c800 r8:850ddd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xeb051fb0 to 0xeb051ff8) r4:849d11c0 Call trace: Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<8054b0ec>] (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) r4:849b9d40 Workqueue: events bpf_prog_free_deferred r5:8533b000 r4:8291a680 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb061e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d16c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8533b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb06b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852adf8c r4:852adc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852adf8c r4:850ddd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8533b000 r8:850dddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850ddd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ddd80 r8:80287e08 r7:eb051e60 r6:850dde00 r5:8533b000 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 r4:849d1240 INFO: task kworker/1:516:4616 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:517:4619 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/1:517 state:D stack:0 pid:4619 tgid:4619 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb04dd84 r8:00000002 r7:60000113 r6:eb04dd8c r5:852ca400 r4:852ca400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852ca400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb04de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d1e80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb0a3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852af38c r4:852af000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852af38c r4:84784000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852ca400 r8:8478402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84784000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84784000 r8:80287e08 r7:eb051e60 r6:852fb800 r5:852ca400 dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849d1580 INFO: task kworker/1:517:4619 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:850cdb8c r4:850cd800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:852cc800 r8:852fb92c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r5:84be838c r4:84be8000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:852cd400 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:518:4625 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/1:518 state:D stack:0 pid:4625 tgid:4625 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb085d84 r8:00000002 r7:60000113 r6:eb085d8c r5:8533d400 r4:8533d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8533d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb085e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d1b40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8533d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb08b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852aeb8c r4:852ae800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852aeb8c r4:84784080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8533d400 r8:847840ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84784080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84784080 r8:80287e08 r7:eb04de60 r6:84784180 r5:8533d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb085fb0 to 0xeb085ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849d1bc0 INFO: task kworker/1:518:4625 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:232:4627 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/0:232 state:D stack:0 pid:4627 tgid:4627 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb095d84 r8:00000002 r7:60000113 r6:eb095d8c r5:8533ec00 r4:8533ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8533ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb095e08 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:850ce38c r4:850ce000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:850df700 INFO: task kworker/0:232:4627 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0585fb0 to 0xe0585ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:8533e000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb099e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb091000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852aef8c r4:852aec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852aef8c r4:84784100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8533e000 r8:8478412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84784100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84784100 r8:80287e08 r7:eb04de60 r6:84784280 r5:8533e000 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 r4:849d1d00 INFO: task kworker/1:519:4628 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 5d60: 80230ad0 80239bb0 800b0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:eb05dd84 r8:00000002 r7:60000113 r6:eb05dd8c r5:85268000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb05de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85309ac0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85268000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b0ec>] (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) r5:852af78c r4:852af400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852af78c r4:84784300 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8478432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84784300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84784300 r8:80287e08 r7:eb04de60 r6:84784400 r5:85268000 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 r4:849d1f40 INFO: task kworker/1:520:4631 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:dfa3b000 r5:852afb8c r4:852af800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84784480 dfa0: 00000000 00000000 00000000 00000000 Call trace: 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:522:4635 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/1:522 state:D stack:0 pid:4635 tgid:4635 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb0b9d84 r8:00000002 r7:60000013 r6:eb0b9d8c r5:852cec00 r4:852cec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852cec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d31c0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:852aff8c r4:852afc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 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:eb0c1e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:852b6b8c r4:852b6800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:524:4638 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:4638 tgid:4638 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb0c5d84 r8:00000002 r7:60000013 r6:eb0c5d8c r5:851e3000 r4:851e3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:851e3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d33c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:851e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e05af000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852b438c r4:852b4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852b438c r4:84784700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851e3000 r8:8478472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84784700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84784700 r8:80287e08 r7:eb0c1e60 r6:852fbc00 r5:851e3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:524:4638 is blocked on a mutex likely owned by task kworker/1:158:3743. Exception stack(0xe0585d28 to 0xe0585d70) [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) Exception stack(0xe0585fb0 to 0xe0585ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:852ce000 r4:8291a680 r4:00000000 r9:83018205 r8:852ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 r5:852b478c r4:852b4400 r10:61c88647 r9:852ce000 r8:847843ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 5d60: 80230ad0 80239bb0 800b0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:526:4642 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/1:526 state:D stack:0 pid:4642 tgid:4642 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb0d5d84 r8:00000002 r7:60000013 r6:eb0d5d8c r5:852cbc00 r4:852cbc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852cbc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d35c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea971000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852b4b8c r4:852b4800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852b4b8c r4:84784800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852cbc00 r8:8478482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84784800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84784800 r8:80287e08 r7:eb0c1e60 r6:852fbd00 r5:852cbc00 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 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/1:527:4644 blocked for more than 460 seconds. r5:847ed400 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:852b4f8c r4:852b4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84784880 r8:80287e08 r7:eb0c1e60 r6:852fbd80 r5:847ed400 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:528:4646 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:4646 tgid:4646 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb0e5d84 r8:00000002 r7:60000113 r6:eb0e5d8c r5:85260c00 r4:85260c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85260c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d37c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85260c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [<8054b0ec>] (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) r5:852b538c r4:852b5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852b538c r4:84784900 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8478492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84784900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84784900 r8:80287e08 r7:eb0c1e60 r6:852fbe00 r5:85260c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0e5fb0 to 0xeb0e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849d3700 INFO: task kworker/1:528:4646 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85262400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ede08 r4:00000000 r5:852b578c r4:852b5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85262400 r8:8478462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:530:4650 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:4650 tgid:4650 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb0f5d84 r8:00000002 r7:60000013 r6:eb0f5d8c r5:85260000 r4:85260000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85260000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:852b5b8c r4:852b5800 [<80287208>] (process_one_work) 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 r4:849d3900 INFO: task kworker/1:530:4650 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:531:4652 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:4652 tgid:4652 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb0fdd84 r8:00000002 r7:60000113 r6:eb0fdd8c r5:85263000 r4:85263000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85263000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d3bc0 r5:852b5f8c r4:852b5c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85263000 r8:84784aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) r5:800b0013 r4:80239bb0 r4:e0585dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d3dc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8526a400 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac73000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852b638c r4:852b6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852b638c r4:84784980 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:847849ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84784980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84784980 r8:80287e08 r7:eb0c1e60 r6:84784b80 r5:8526a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0f9fb0 to 0xeb0f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849d3ec0 INFO: task kworker/1:532:4654 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:852b678c r4:852b6400 r10:61c88647 r9:8526b000 r8:84784b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0585d28 to 0xe0585d70) [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_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 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:534:4659 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:4659 tgid:4659 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb105d84 r8:00000002 r7:60000013 r6:eb105d8c r5:8526bc00 r4:8526bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8526bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb105e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b8140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8526bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eada7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852b738c r4:852b7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852b738c r4:84784c80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:84784cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84784c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84784c80 r8:80287e08 r7:eb0c1e60 r6:84784a00 r5:8526bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb105fb0 to 0xeb105ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849d3f00 INFO: task kworker/1:534:4659 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:535:4661 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:4661 tgid:4661 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:852b6f8c r4:852b6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852b6f8c r4:84784d00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:84784d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84784d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84784d00 r8:80287e08 r7:eb105e60 r6:84784e00 r5:8526d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0a1fb0 to 0xeb0a1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b81c0 INFO: task kworker/1:535:4661 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_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 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 INFO: task kworker/1:536:4662 blocked for more than 460 seconds. r4:8526e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8526e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb11de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b8440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8526e000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eadc7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852b778c r4:852b7400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852b778c r4:84784e80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:84784eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84784e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84784e80 r8:80287e08 r7:eb105e60 r6:84784d80 r5:8526e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb11dfb0 to 0xeb11dff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 INFO: task kworker/1:537:4665 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:4665 tgid:4665 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb111d84 r8:00000002 r7:60000013 r6:eb111d8c r5:85269800 r4:85269800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85269800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb111e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b8940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85269800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae15000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852b7f8c r4:852b7c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852b7f8c r4:850ddf00 r10:61c88647 r9:85269800 r8:850ddf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:233:4669 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/0:233 state:D stack:0 pid:4669 tgid:4669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:8526c800 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eaeab000 r5:850ceb8c r4:850ce800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84783000 r8:80287e08 r7:eb079e60 r6:851cc080 r5:8526c800 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:538:4670 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:4670 tgid:4670 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb129d84 r8:00000002 r7:60000113 r6:eb129d8c r5:85270000 r4:85270000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85270000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb129e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b8740 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85270000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [<8054b0ec>] (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) r5:852b7b8c r4:852b7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852b7b8c r4:851cc000 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:851cc02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851cc000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851cc000 r8:80287e08 r7:eb111e60 r6:851cc100 r5:85270000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb129fb0 to 0xeb129ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b8680 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800b0013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r9:83018205 r8:85270c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 r5:8535478c r4:85354400 r10:61c88647 r9:85270c00 r8:851cc1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:851b8900 INFO: task kworker/1:539:4672 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 Exception stack(0xe0585fb0 to 0xe0585ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85271800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb121e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8535438c r4:85354000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0585d28 to 0xe0585d70) [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 INFO: task kworker/1:541:4676 blocked for more than 460 seconds. r4:85272400 r4:00000000 r4:00000000 r5:85354b8c r4:85354800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:851cc380 dfa0: 00000000 00000000 00000000 00000000 Call trace: 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r4:00000000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fa0: 00000000 00000000 00000000 00000000 task:kworker/1:542 state:D stack:0 pid:4678 tgid:4678 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb131d84 r8:00000002 r7:60000013 r6:eb131d8c r5:85273000 r4:85273000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85273000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb131e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b8f00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85273000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [<8054b0ec>] (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) r5:85354f8c r4:85354c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85354f8c r4:851cc680 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:851cc6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851cc680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851cc680 r8:80287e08 r7:eb12de60 r6:851cc700 r5:85273000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb131fb0 to 0xeb131ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b8d80 INFO: task kworker/1:542:4678 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:543:4680 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:4680 tgid:4680 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb135d84 r8:00000002 r7:60000013 r6:eb135d8c r5:85273c00 r4:85273c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85273c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb135e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532a040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85273c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaedd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 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 r4:851cc400 r10:61c88647 r9:85273c00 r8:851cc42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:851cc400 r8:80287e08 r7:eb131e60 r6:851cc580 r5:85273c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb135fb0 to 0xeb135ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b8e40 INFO: task kworker/1:543:4680 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (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 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:544:4682 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:4682 tgid:4682 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb139d84 r8:00000002 r7:60000113 r6:eb139d8c r5:85274800 r4:85274800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85274800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb139e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532a140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85274800 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaeef000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 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 r4:851cc600 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:851cc62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851cc600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851cc600 r8:80287e08 r7:eb135e60 r6:851cc780 r5:85274800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb139fb0 to 0xeb139ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532a240 INFO: task kworker/1:544:4682 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 5d60: 80230ad0 80239bb0 800b0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r4:85275400 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532a340 r5:85355b8c r4:85355800 [<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 r9:85275400 r8:851cc82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851cc800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851cc800 r8:80287e08 r7:eb139e60 r6:851cc480 r5:85275400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb13dfb0 to 0xeb13dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532a100 INFO: task kworker/1:545:4684 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 5fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r4:85276000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532a600 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 r4:851cc980 [<80287208>] (process_one_work) from [<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 r9:851cc980 r8:80287e08 r7:eb13de60 r6:851cca00 r5:85276000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0585d28 to 0xe0585d70) 5d60: 80230ad0 80239bb0 800b0013 ffffffff [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:00001000 r4:dfbdd000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:547:4688 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/1:547 state:D stack:0 pid:4688 tgid:4688 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb145d84 r8:00000002 r7:60000013 r6:eb145d8c r5:85276c00 r4:85276c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85276c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb145e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532a480 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85276c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [<8054b0ec>] (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) r5:85355f8c r4:85355c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85355f8c r4:851cc880 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:851cc8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851cc880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851cc880 r8:80287e08 r7:eb141e60 r6:851ccb00 r5:85276c00 INFO: task kworker/1:547:4688 is blocked on a mutex likely owned by task kworker/1:158:3743. 5d60: 80230ad0 80239bb0 800b0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r9:83018205 r8:85360000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 r5:85356b8c r4:85356800 [<80287208>] (process_one_work) 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 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:549:4691 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/1:549 state:D stack:0 pid:4691 tgid:4691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb151d84 r8:00000002 r7:60000113 r6:eb151d8c r5:85360c00 r4:85360c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85360c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb151e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532a740 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85360c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf21000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 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 r4:851ccd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85360c00 r8:851ccd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851ccd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ccd00 r8:80287e08 r7:eb149e60 r6:851cc900 r5:85360c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb151fb0 to 0xeb151ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532a800 INFO: task kworker/1:549:4691 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 5d60: 80230ad0 80239bb0 800b0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:84be838c r4:84be8000 r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/1:550:4694 blocked for more than 461 seconds. r4:85361800 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532ab00 r5:85356f8c r4:85356c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85361800 r8:851cce2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851cce00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851cce00 r8:80287e08 r7:eb149e60 r6:851ccd80 r5:85361800 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 r4:8532a980 INFO: task kworker/1:550:4694 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:551:4696 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/1:551 state:D stack:0 pid:4696 tgid:4696 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb159d84 r8:00000002 r7:60000113 r6:eb159d8c r5:85362400 r4:85362400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85362400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb159e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d1240 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85362400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e06ad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85357b8c r4:85357800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85357b8c r4:851cce80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85362400 r8:851cceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851cce80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851cce80 r8:80287e08 r7:eb14de60 r6:851ccf00 r5:85362400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb159fb0 to 0xeb159ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532aa40 INFO: task kworker/1:551:4696 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:552:4698 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/1:552 state:D stack:0 pid:4698 tgid:4698 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85363000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf8de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532ac80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85363000 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [<8054b0ec>] (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) r5:8535738c r4:85357000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 Workqueue: events bpf_prog_free_deferred r4:85363c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf99e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8535778c r4:85357400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8535778c r4:851ccc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85363c00 r8:851cccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851ccc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ccc80 r8:80287e08 r7:eb159e60 r6:851ccf80 r5:85363c00 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 r4:8532ab80 INFO: task kworker/1:553:4699 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:554:4702 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/1:554 state:D stack:0 pid:4702 tgid:4702 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb0a9d84 r8:00000002 r7:60000013 r6:eb0a9d8c r5:85364800 r4:85364800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85364800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532f040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85364800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea917000 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 r4:8532e080 r4:8532e080 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85365400 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 r5:8539838c r4:85398000 r4:8532e100 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532f0c0 INFO: task kworker/1:555:4704 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:556:4706 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/1:556 state:D stack:0 pid:4706 tgid:4706 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb161d84 r8:00000002 r7:60000113 r6:eb161d8c r5:85366000 r4:85366000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85366000 r4:8291a680 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eabc9000 r5:85398f8c r4:85398c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85366000 r8:8532e1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0585d28 to 0xe0585d70) [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:557:4709 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/1:557 state:D stack:0 pid:4709 tgid:4709 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb165d84 r8:00000002 r7:60000013 r6:eb165d8c r5:85366c00 r4:85366c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85366c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb165e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532f340 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85366c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab65000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8539878c r4:85398400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8539878c r4:8532e200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85366c00 r8:8532e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8532e200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532e200 r8:80287e08 r7:eb161e60 r6:8532e300 r5:85366c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb165fb0 to 0xeb165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532f3c0 INFO: task kworker/1:557:4709 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_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 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85358000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb155e08 r5:00001000 r4:eab8d000 r5:85398b8c r4:85398800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85398b8c r4:8532e400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85358000 r8:8532e42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8532e400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532e400 r8:80287e08 r7:eb161e60 r6:8532e480 r5:85358000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb155fb0 to 0xeb155ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532f3c0 INFO: task kworker/1:558:4710 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eabff000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85358c00 r8:8532e52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r4:85359800 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb171e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532f900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85359800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac3f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8539978c r4:85399400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8539978c r4:8532e600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85359800 r8:8532e62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8532e600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532e600 r8:80287e08 r7:eb175e60 r6:8532e700 r5:85359800 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 r4:8532f840 INFO: task kworker/1:560:4714 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8535a400 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__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) r5:85399b8c r4:85399800 r10:00000000 r9:8532e780 r8:80287e08 r7:eb171e60 r6:8532e680 r5:8535a400 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:562:4718 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/1:562 state:D stack:0 pid:4718 tgid:4718 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb181d84 r8:00000002 r7:60000013 r6:eb181d8c r5:85265400 r4:85265400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85265400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb181e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532fdc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85265400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead75000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85399f8c r4:85399c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85399f8c r4:8532e800 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8532e82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8532e800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532e800 r8:80287e08 r7:eb16de60 r6:84783100 r5:85265400 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:8532fc00 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r4:82ac21e4 r4:e0585dc0 r4:00000000 r5:00001000 r4:dfbdd000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 5fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:563:4719 blocked for more than 461 seconds. Workqueue: events bpf_prog_free_deferred r5:85266000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb185e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85342300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85266000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb013000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8539ab8c r4:8539a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8539ab8c r4:8532e980 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8532e9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8532e980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532e980 r8:80287e08 r7:eb181e60 r6:84783180 r5:85266000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb185fb0 to 0xeb185ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532fd80 INFO: task kworker/1:563:4719 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:564:4722 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/1:564 state:D stack:0 pid:4722 tgid:4722 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb189d84 r8:00000002 r7:60000113 r6:eb189d8c r5:8535bc00 r4:8535bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8535bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb189e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85342000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8535bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafc3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8539a38c r4:8539a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8539a38c r4:8532ea00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8535bc00 r8:8532ea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8532ea00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532ea00 r8:80287e08 r7:eb185e60 r6:8532e880 r5:8535bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb189fb0 to 0xeb189ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532fb80 INFO: task kworker/1:564:4722 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:234:4725 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/0:234 state:D stack:0 pid:4725 tgid:4725 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb179d84 r8:00000002 r7:60000113 r6:eb179d8c r5:85266c00 r4:85266c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85266c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb179e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325ac0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85266c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [<8054b0ec>] (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) r5:853a638c r4:853a6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:853a638c r4:84783080 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:847830ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84783080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84783080 r8:80287e08 r7:eb079e60 r6:84783200 r5:85266c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb179fb0 to 0xeb179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851aedc0 INFO: task kworker/0:234:4725 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:235:4726 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/0:235 state:D stack:0 pid:4726 tgid:4726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb17dd84 r8:00000002 r7:60000113 r6:eb17dd8c r5:85261800 r4:85261800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85261800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb17de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325c80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85261800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa8f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850cf78c r4:850cf400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850cf78c r4:84783280 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:847832ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84783280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84783280 r8:80287e08 r7:eb179e60 r6:84783300 r5:85261800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb17dfb0 to 0xeb17dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851aedc0 INFO: task kworker/0:235:4726 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:565:4729 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/1:565 state:D stack:0 pid:4729 tgid:4729 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb195d84 r8:00000002 r7:60000113 r6:eb195d8c r5:85264800 r4:85264800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85264800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb195e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853421c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85264800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<8054b0ec>] (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) r5:8539a78c r4:8539a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8539a78c r4:8532e900 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8532e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8532e900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532e900 r8:80287e08 r7:eb185e60 r6:84783380 r5:85264800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb195fb0 to 0xeb195ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85342280 INFO: task kworker/1:565:4729 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:566:4730 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/1:566 state:D stack:0 pid:4730 tgid:4730 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb199d84 r8:00000002 r7:60000113 r6:eb199d8c r5:85263c00 r4:85263c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85263c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb199e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85342380 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85263c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8539af8c r4:8539ac00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8532eb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8532eb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532eb00 r8:80287e08 r7:eb185e60 r6:84783400 r5:85263c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb199fb0 to 0xeb199ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85342380 INFO: task kworker/1:566:4730 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:84be838c r4:84be8000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:567:4732 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/1:567 state:D stack:0 pid:4732 tgid:4732 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1a1d84 r8:00000002 r7:60000113 r6:eb1a1d8c r5:8521e000 r4:8521e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8521e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85342580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8521e000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb06d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8539b38c r4:8539b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8539b38c r4:8532eb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8521e000 r8:8532ebac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8532eb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532eb80 r8:80287e08 r7:eb199e60 r6:84783480 r5:8521e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1a1fb0 to 0xeb1a1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85342280 INFO: task kworker/1:567:4732 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:568:4735 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:4735 tgid:4735 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1add84 r8:00000002 r7:60000113 r6:eb1add8c r5:84918000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:00001000 r4:eb0a5000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853a038c r4:853a0000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84918000 r8:8532ec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8532ec00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532ec00 r8:80287e08 r7:eb1a1e60 r6:84783500 r5:84918000 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 r4:853424c0 INFO: task kworker/1:568:4735 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:569:4737 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:4737 tgid:4737 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1b5d84 r8:00000002 r7:60000113 r6:eb1b5d8c r5:8491a400 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8539b78c r4:8539b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8539b78c r4:8532ea80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8491a400 r8:8532eaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8532ea80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532ea80 r8:80287e08 r7:eb1ade60 r6:84783580 r5:8491a400 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 r4:853424c0 INFO: task kworker/1:569:4737 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:570:4738 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85342800 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8539bb8c r4:8539b800 r10:61c88647 r9:84918c00 r8:8532ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 r4:e0585dc0 r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:571:4740 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:4740 tgid:4740 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1c1d84 r8:00000002 r7:60000113 r6:eb1c1d8c r5:84919800 r4:84919800 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85342900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84919800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb08f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8539bf8c r4:8539bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8539bf8c r4:8532ec80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8532ecac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8532ec80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532ec80 r8:80287e08 r7:eb1ade60 r6:84783680 r5:84919800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1c1fb0 to 0xeb1c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:572:4743 blocked for more than 461 seconds. Not tainted 6.15.0-rc7-syzkaller #0 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a57064>] (mutex_lock) from [<804e77f0>] (_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) r5:853a178c r4:853a1400 r10:61c88647 r9:8491bc00 r8:8532eeac 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 r4:85342c40 INFO: task kworker/1:572:4743 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eb1d9d84 r8:00000002 r7:60000013 r6:eb1d9d8c r5:8491b000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85342b40 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853a078c r4:853a0400 [<80287208>] (process_one_work) 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(0xeb1d9fb0 to 0xeb1d9ff8) Call trace: Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 00000000 00000000 00000000 00000000 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r5:8491e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85342d40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8491e000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1d1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853a0b8c r4:853a0800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853a0b8c r4:84784f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8491e000 r8:84784f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84784f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84784f00 r8:80287e08 r7:eb1d5e60 r6:84783800 r5:8491e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1e5fb0 to 0xeb1e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85342b80 INFO: task kworker/1:574:4746 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0585fb0 to 0xe0585ff8) r4:849b9d40 r10:8291a684 r9:eb1f5d84 r8:00000002 r7:60000113 r6:eb1f5d8c r5:8491d400 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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) r5:853a0f8c r4:853a0c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853a0f8c r4:8532ed80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8491d400 r8:8532edac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8532ed80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532ed80 r8:80287e08 r7:eb1d5e60 r6:84783880 r5:8491d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1f5fb0 to 0xeb1f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85342cc0 INFO: task kworker/1:575:4748 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0585fb0 to 0xe0585ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/1:576 state:D stack:0 pid:4750 tgid:4750 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8291a684 r9:eb201d84 r8:00000002 r7:60000113 r6:eb201d8c r5:8491c800 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<8054b0ec>] (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) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:8478ca80 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0585d28 to 0xe0585d70) 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:577:4752 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:4752 tgid:4752 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb209d84 r8:00000002 r7:60000113 r6:eb209d8c r5:852d8000 r4:852d8000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852d8000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb209e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e81c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb229000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853a238c r4:853a2000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853a238c r4:849be080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852d8000 r8:849be0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849be080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849be080 r8:80287e08 r7:eb1d5e60 r6:84783980 r5:852d8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb209fb0 to 0xeb209ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8478ca80 INFO: task kworker/1:577:4752 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:578:4754 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:4754 tgid:4754 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb21dd84 r8:00000002 r7:60000113 r6:eb21dd8c r5:852d9800 r4:852d9800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852d9800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb21de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532ffc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb211000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853a1b8c r4:853a1800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853a1b8c r4:849be100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852d9800 r8:849be12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849be100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849be100 r8:80287e08 r7:eb209e60 r6:84783a00 r5:852d9800 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 Call trace: Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/1:579:4756 blocked for more than 461 seconds. [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853a1f8c r4:853a1c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853a1f8c r4:849be280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852d8c00 r8:849be2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849be280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849be280 r8:80287e08 r7:eb209e60 r6:84783a80 r5:852d8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb22dfb0 to 0xeb22dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e8080 INFO: task kworker/1:579:4756 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 Not tainted 6.15.0-rc7-syzkaller #0 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__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 r9:852dbc00 r8:849be22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:849be400 r8:80287e08 r7:eb235e60 r6:84783b80 r5:852db000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:582:4762 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:4762 tgid:4762 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb251d84 r8:00000002 r7:60000113 r6:eb251d8c r5:852dd400 r4:852dd400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852dd400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb251e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e8440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [<8054b0ec>] (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) r5:853a2b8c r4:853a2800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853a2b8c r4:849be300 r10:61c88647 r9:852dd400 r8:849be32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:583:4764 blocked for more than 461 seconds. task:kworker/1:583 state:D stack:0 pid:4764 tgid:4764 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853a2f8c r4:853a2c00 r7:ddde2d80 r6:83018200 r5:853a2f8c r4:849be480 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (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) r4:849be380 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:585:4768 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:4768 tgid:4768 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb281d84 r8:00000002 r7:60000113 r6:eb281d8c r5:8526ec00 r4:8526ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8526ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb281e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e8840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8526ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb277000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853a378c r4:853a3400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853a378c r4:849be580 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:849be5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849be580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849be580 r8:80287e08 r7:eb271e60 r6:84783d80 r5:8526ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb281fb0 to 0xeb281ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e8600 INFO: task kworker/1:585:4768 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:586:4770 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:4770 tgid:4770 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb28dd84 r8:00000002 r7:60000113 r6:eb28dd8c r5:852da400 r4:852da400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852da400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb28de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e8940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852da400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [<8054b0ec>] (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) r5:853a3b8c r4:853a3800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853a3b8c r4:849be680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852da400 r8:849be6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849be680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849be680 r8:80287e08 r7:eb271e60 r6:84783e00 r5:852da400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb28dfb0 to 0xeb28dff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__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) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:852de000 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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 r9:852de000 r8:849be62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 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 r4:850e8880 INFO: task kworker/1:587:4772 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:849b9d40 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (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 r9:852e8c00 r8:849be1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:dfbdd000 r4:848ec200 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:849b9d40 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (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 r9:852e8000 r8:849be7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849be780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849be780 r8:80287e08 r7:eb2a9e60 r6:84783f80 r5:852e8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2b9fb0 to 0xeb2b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e8b00 INFO: task kworker/1:589:4776 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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 r5:84be838c r4:848ec200 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eb2d1d84 r8:00000002 r7:60000013 r6:eb2d1d8c r5:852e9800 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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) r5:853a6b8c r4:853a6800 r7:ddde2d80 r6:83018200 r5:853a6b8c r4:849be800 r10:00000000 r9:849be800 r8:80287e08 r7:eb2a9e60 r6:851db000 r5:852e9800 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__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 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:ddde2d80 r6:83018200 r5:853a4f8c r4:849be880 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:592:4782 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:4782 tgid:4782 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb2ddd84 r8:00000002 r7:60000113 r6:eb2ddd8c r5:852ec800 r4:852ec800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852ec800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2dde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85320080 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0105000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<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) r7:ddde2d80 r6:83018200 r5:853a538c r4:849be700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852ec800 r8:849be72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849be700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849be700 r8:80287e08 r7:eb2d1e60 r6:851db100 r5:852ec800 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 r4:8534b180 INFO: task kworker/1:592:4782 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0585fb0 to 0xe0585ff8) task:kworker/1:594 state:D stack:0 pid:4786 tgid:4786 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8291a684 r9:eb2edd84 r8:00000002 r7:60000013 r6:eb2edd8c r5:852eb000 r4:852eb000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852eb000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ede08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85320280 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea9cf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 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 r4:849be980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852eb000 r8:849be9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849be980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849be980 r8:80287e08 r7:eb2d1e60 r6:851db200 r5:852eb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2edfb0 to 0xeb2edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85320140 INFO: task kworker/1:594:4786 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:595:4788 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:4788 tgid:4788 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eaac5000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:853a5f8c r4:849bea00 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325800 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850cfb8c r4:850cf800 r10:61c88647 r9:852eec00 r8:851db4ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<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 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b0ec>] (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) r4:849bec80 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0585d28 to 0xe0585d70) r4:e0585dc0 r5:00001000 r4:dfbdd000 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:237:4796 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/0:237 state:D stack:0 pid:4796 tgid:4796 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb2f5d84 r8:00000002 r7:60000113 r6:eb2f5d8c r5:8491ec00 r4:8491ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8491ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531dfc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8491ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [<8054b0ec>] (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) r5:847b0f8c r4:847b0c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:847b0f8c r4:851db380 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:851db3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851db380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851db380 r8:80287e08 r7:eb2e9e60 r6:851db500 r5:8491ec00 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 r4:85325dc0 INFO: task kworker/0:237:4796 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r4:84948000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f9e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853a878c r4:853a8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853a878c r4:849be500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84948000 r8:849be52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849be500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849be500 r8:80287e08 r7:eb2d1e60 r6:851db580 r5:84948000 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 r4:85320940 INFO: task kworker/1:597:4798 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:00000000 r5:84be838c r4:84be8000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:598:4799 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:4799 tgid:4799 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb2fdd84 r8:00000002 r7:60000013 r6:eb2fdd8c r5:84948c00 r4:84948c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84948c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2fde08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85320940 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84948c00 r8:849bec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:599:4803 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/1:599 state:D stack:0 pid:4803 tgid:4803 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r4:84949800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f1e08 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85320bc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84949800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eadfd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<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 r4:849bed80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84949800 r8:849bedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849bed80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849bed80 r8:80287e08 r7:eb2f9e60 r6:851db680 r5:84949800 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 r4:85320cc0 INFO: task kworker/1:599:4803 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 Exception stack(0xe0585d28 to 0xe0585d70) r5:800b0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb311e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:853a778c r4:853a7400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:849bee00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<80287208>] (process_one_work) 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 r10:8291a684 r9:eb319d84 r8:00000002 r7:60000013 r6:eb319d8c r5:8494b000 r4:00000000 r4:00000000 r5:853a7b8c r4:853a7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:849bed00 r8:80287e08 r7:eb2f9e60 r6:851db700 r5:8494b000 INFO: task kworker/1:601:4807 is blocked on a mutex likely owned by task kworker/1:158:3743. 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:602:4808 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/1:602 state:D stack:0 pid:4808 tgid:4808 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb31dd84 r8:00000002 r7:60000113 r6:eb31dd8c r5:8494bc00 r4:8494bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8494bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb31de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853205c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8494bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaecb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<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 r4:849bee80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8494bc00 r8:849beeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849bee80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849bee80 r8:80287e08 r7:eb2f9e60 r6:851db780 r5:8494bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb31dfb0 to 0xeb31dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85320e00 INFO: task kworker/1:602:4808 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eb32dd84 r8:00000002 r7:60000113 r6:eb32dd8c r5:8494e000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e8fc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8494e000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [<8054b0ec>] (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) r5:853a838c r4:853a8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853a838c r4:849bef00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8494e000 r8:849bef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849bef00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849bef00 r8:80287e08 r7:eb2f9e60 r6:851db880 r5:8494e000 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 r4:8478cbc0 INFO: task kworker/1:603:4812 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:82ac21e4 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Not tainted 6.15.0-rc7-syzkaller #0 r4:8494ec00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb331e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:853a9b8c r4:853a9800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:849beb00 r8:80287e08 r7:eb2f9e60 r6:851db900 r5:8494ec00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8478ca80 INFO: task kworker/1:604:4813 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85308040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85368c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf03000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853a8b8c r4:853a8800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853a8b8c r4:8532ef80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85368c00 r8:8532efac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8532ef80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532ef80 r8:80287e08 r7:eb331e60 r6:851db980 r5:85368c00 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 r4:85308080 INFO: task kworker/1:605:4815 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:84be838c r4:84be8000 r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb349d84 r8:00000002 r7:60000113 r6:eb349d8c r5:85369800 r4:85369800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85369800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb349e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85308200 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85369800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:853a8f8c r4:853a8c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85369800 r8:8532ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 5d60: 80230ad0 80239bb0 800b0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85308280 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85368000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf4d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853a938c r4:853a9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853a938c r4:849beb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85368000 r8:849bebac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849beb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849beb80 r8:80287e08 r7:eb331e60 r6:851dba80 r5:85368000 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 r4:853081c0 INFO: task kworker/1:607:4819 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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(0xe0585fb0 to 0xe0585ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:8536a400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb359e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:853a978c r4:853a9400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0585d28 to 0xe0585d70) [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:238:4822 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/0:238 state:D stack:0 pid:4822 tgid:4822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb361d84 r8:00000002 r7:60000013 r6:eb361d8c r5:8536c800 r4:8536c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8536c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb361e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531de80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8536c800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1a7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847b138c r4:847b1000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:847b138c r4:851dbb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8536c800 r8:851dbbac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851dbb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851dbb80 r8:80287e08 r7:eb2f5e60 r6:851dbc00 r5:8536c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb361fb0 to 0xeb361ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85327900 INFO: task kworker/0:238:4822 is blocked on a mutex likely owned by task kworker/1:158:3743. Exception stack(0xe0585d28 to 0xe0585d70) r4:e0585dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:848ec200 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eb365d84 r8:00000002 r7:60000013 r6:eb365d8c r5:8536b000 r4:8536b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8536b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb365e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85308b00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8536b000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb0e9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853aab8c r4:853aa800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853aab8c r4:85323080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8536b000 r8:853230ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85323080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85323080 r8:80287e08 r7:eb331e60 r6:851dbc80 r5:8536b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb365fb0 to 0xeb365ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85308640 INFO: task kworker/1:609:4823 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d60: 80230ad0 80239bb0 800b0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<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 r4:8536d400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb369e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 5d60: 80230ad0 80239bb0 800b0013 ffffffff r4:e0585dc0 r5:00001000 r4:dfbdd000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8536ec00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb371e08 r5:00001000 r4:eb0d1000 r5:853aa38c r4:853aa000 [<80287208>] (process_one_work) from [<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 r9:85323100 r8:80287e08 r7:eb365e60 r6:851dbd80 r5:8536ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb371fb0 to 0xeb371ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85308740 INFO: task kworker/1:611:4827 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:612:4829 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/1:612 state:D stack:0 pid:4829 tgid:4829 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb375d84 r8:00000002 r7:60000013 r6:eb375d8c r5:8536e000 r4:8536e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8536e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb375e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853089c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8536e000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb0df000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853aa78c r4:853aa400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853aa78c r4:85323280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8536e000 r8:853232ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85323280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85323280 r8:80287e08 r7:eb365e60 r6:851dbe00 r5:8536e000 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 r4:85308a80 INFO: task kworker/1:612:4829 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<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(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:613:4832 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/1:613 state:D stack:0 pid:4832 tgid:4832 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb379d84 r8:00000002 r7:60000113 r6:eb379d8c r5:8536bc00 r4:8536bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8536bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb379e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530b300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8536bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb3ab000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853acb8c r4:853ac800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853acb8c r4:85323380 [<80287208>] (process_one_work) from [<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 r9:85323380 r8:80287e08 r7:eb365e60 r6:851dbe80 r5:8536bc00 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb37de08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb385e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:853ab38c r4:85323300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8494c800 r8:8532332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85323300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85323300 r8:80287e08 r7:eb379e60 r6:851dbf80 r5:8494c800 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 r4:85308d40 INFO: task kworker/1:615:4836 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Not tainted 6.15.0-rc7-syzkaller #0 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:853ab78c r4:853ab400 r7:ddde2d80 r6:83018200 r5:853ab78c r4:85323480 r10:00000000 r9:85323480 r8:80287e08 r7:eb379e60 r6:85353000 r5:852f0000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85308d40 INFO: task kworker/1:616:4837 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:617 state:D stack:0 pid:4839 tgid:4839 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb395e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853abb8c r4:853ab800 r7:ddde2d80 r6:83018200 r5:853abb8c r4:85323500 r10:00000000 r9:85323500 r8:80287e08 r7:eb379e60 r6:85353080 r5:852f0c00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 5d60: 80230ad0 80239bb0 800b0013 ffffffff r4:e0585dc0 r5:00001000 r4:dfbdd000 [<80287208>] (process_one_work) 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 Not tainted 6.15.0-rc7-syzkaller #0 r4:852f1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852f1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb399e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530b0c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852f1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [<8054b0ec>] (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) r5:853abf8c r4:853abc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853abf8c r4:85323600 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8532362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85323600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85323600 r8:80287e08 r7:eb379e60 r6:85353100 r5:852f1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb399fb0 to 0xeb399ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85308e80 INFO: task kworker/1:618:4841 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:619:4843 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/1:619 state:D stack:0 pid:4843 tgid:4843 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb3a5d84 r8:00000002 r7:60000013 r6:eb3a5d8c r5:852f2400 r4:852f2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852f2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530b280 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb3a1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853ac78c r4:853ac400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85323180 5fa0: 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 task:kworker/1:620 state:D stack:0 pid:4846 tgid:4846 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a5e08 r9:83018205 r8:852f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 r5:853acf8c r4:853acc00 r10:61c88647 r9:852f3000 r8:853237ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r5:800b0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<80287208>] (process_one_work) 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(0xe0585fb0 to 0xe0585ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r10:8291a684 r9:eb1c5d84 r8:00000002 r7:60000113 r6:eb1c5d8c r5:852f3c00 r5:852f3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530b600 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfee1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853ad38c r4:853ad000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853ad38c r4:85323700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852f3c00 r8:8532372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85323700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85323700 r8:80287e08 r7:eb1a5e60 r6:85353280 r5:852f3c00 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 r4:8530b500 INFO: task kworker/1:621:4847 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:622:4849 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/1:622 state:D stack:0 pid:4849 tgid:4849 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1ddd84 r8:00000002 r7:60000113 r6:eb1ddd8c r5:852f4800 r4:852f4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852f4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1dde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530b880 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:853adb8c r4:853ad800 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:853238ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85323880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85323880 r8:80287e08 r7:eb1c5e60 r6:85353300 r5:852f4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1ddfb0 to 0xeb1ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530b640 INFO: task kworker/1:622:4849 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/1:623:4851 blocked for more than 462 seconds. r4:852f5400 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530b800 r5:853ad78c r4:853ad400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:852f5400 r8:8532392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0585d28 to 0xe0585d70) [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb321e08 r4:00000000 r9:83018205 r8:8535ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabab000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853adf8c r4:853adc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853adf8c r4:85323800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8535ec00 r8:8532382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85323800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85323800 r8:80287e08 r7:eb1dde60 r6:85323580 r5:8535ec00 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 r4:8530b480 INFO: task kworker/1:624:4855 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:625:4857 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/1:625 state:D stack:0 pid:4857 tgid:4857 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1e1d84 r8:00000002 r7:60000113 r6:eb1e1d8c r5:8535b000 r4:8535b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8535b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530bd00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8535b000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead3f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853ae78c r4:853ae400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853ae78c r4:85323980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8535b000 r8:853239ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85323980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85323980 r8:80287e08 r7:eb321e60 r6:85323a00 r5:8535b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1e1fb0 to 0xeb1e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530b480 INFO: task kworker/1:625:4857 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:626:4859 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/1:626 state:D stack:0 pid:4859 tgid:4859 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1f9d84 r8:00000002 r7:60000113 r6:eb1f9d8c r5:8535c800 r4:8535c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8535c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530bb80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8535c800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac23000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853ae38c r4:853ae000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853ae38c r4:85323a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8535c800 r8:85323aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85323a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85323a80 r8:80287e08 r7:eb1e1e60 r6:85323c00 r5:8535c800 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 r4:8530bc80 INFO: task kworker/1:626:4859 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 r5:00001000 r4:dfbdd000 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:627:4863 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/1:627 state:D stack:0 pid:4863 tgid:4863 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb219d84 r8:00000002 r7:60000113 r6:eb219d8c r5:8535e000 r4:8535e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8535e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb219e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530be40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8535e000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae67000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853aeb8c r4:853ae800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853aeb8c r4:85323b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8535e000 r8:85323b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85323b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85323b00 r8:80287e08 r7:eb1e1e60 r6:85323b80 r5:8535e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb219fb0 to 0xeb219ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530bd80 INFO: task kworker/1:627:4863 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:8535d400 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85327840 r5:853aef8c r4:853aec00 r7:ddde2d80 r6:83018200 r5:853aef8c r4:85323c80 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:629:4865 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/1:629 state:D stack:0 pid:4865 tgid:4865 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb255d84 r8:00000002 r7:60000013 r6:eb255d8c r5:841c0000 r4:841c0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:841c0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb255e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85430180 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:841c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [<8054b0ec>] (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) r5:853af78c r4:853af400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853af78c r4:85323d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841c0000 r8:85323dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85323d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85323d80 r8:80287e08 r7:eb215e60 r6:85353500 r5:841c0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb255fb0 to 0xeb255ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530bd80 INFO: task kworker/1:629:4865 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:630:4866 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/1:630 state:D stack:0 pid:4866 tgid:4866 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb269d84 r8:00000002 r7:60000113 r6:eb269d8c r5:841c1800 r4:841c1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:841c1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85430040 r5:853af38c r4:853af000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:841c1800 r8:85323e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 5d60: 80230ad0 80239bb0 800b0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb289e08 r9:83018205 r8:841c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 r5:853afb8c r4:853af800 r4:85323f00 9fa0: 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:632:4870 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/1:632 state:D stack:0 pid:4870 tgid:4870 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb2a1d84 r8:00000002 r7:60000113 r6:eb2a1d8c r5:841c3000 r4:841c3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:841c3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85430480 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:841c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb065000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853aff8c r4:853afc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853aff8c r4:849bea80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841c3000 r8:849beaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849bea80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849bea80 r8:80287e08 r7:eb289e60 r6:85353580 r5:841c3000 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:632:4870 is blocked on a mutex likely owned by task kworker/1:158:3743. 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<80287208>] (process_one_work) 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(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/1:633:4872 blocked for more than 462 seconds. r4:841c3c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d1e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:634:4875 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/1:634 state:D stack:0 pid:4875 tgid:4875 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb3d5d84 r8:00000002 r7:60000113 r6:eb3d5d8c r5:841c4800 r4:841c4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:841c4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854306c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:841c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb08d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853b078c r4:853b0400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b078c r4:85432000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841c4800 r8:8543202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85432000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85432000 r8:80287e08 r7:eb3d1e60 r6:85353680 r5:841c4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3d5fb0 to 0xeb3d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85430540 INFO: task kworker/1:634:4875 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r5:800b0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/1:635:4877 blocked for more than 462 seconds. [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85430800 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:841c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb107000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853b0b8c r4:853b0800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b0b8c r4:85432180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841c5400 r8:854321ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85432180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85432180 r8:80287e08 r7:eb3d5e60 r6:85353700 r5:841c5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3d9fb0 to 0xeb3d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85430580 INFO: task kworker/1:635:4877 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:841c6000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3dde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85430bc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:841c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1cf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853b178c r4:853b1400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b178c r4:85432200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841c6000 r8:8543222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85432200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85432200 r8:80287e08 r7:eb3d9e60 r6:85353780 r5:841c6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:636:4879 is blocked on a mutex likely owned by task kworker/1:158:3743. 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:841c6c00 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:853b0f8c r4:853b0c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b0f8c r4:85432280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841c6c00 r8:854322ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85432280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85432280 r8:80287e08 r7:eb3dde60 r6:85353800 r5:841c6c00 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 r4:85430680 INFO: task kworker/1:637:4880 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:841c0c00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb239e08 r9:83018205 r8:841c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 r5:853b138c r4:853b1000 r7:ddde2d80 r6:83018200 r5:853b138c r4:85432080 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r4:e0585dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r4:852f6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852f6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb285e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85438300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb221000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847b038c r4:847b0000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:847b038c r4:85353a00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85353a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85353a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85353a00 r8:80287e08 r7:eb2f5e60 r6:85353a80 r5:852f6c00 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 r4:8531df00 INFO: task kworker/0:239:4885 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:240:4887 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/0:240 state:D stack:0 pid:4887 tgid:4887 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb3e5d84 r8:00000002 r7:60000113 r6:eb3e5d8c r5:852f6000 r4:852f6000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852f6000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85438000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1fd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847b0b8c r4:847b0800 [<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 r9:85353900 r8:80287e08 r7:eb285e60 r6:85353980 r5:852f6000 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 r4:8531df00 INFO: task kworker/0:240:4887 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:639:4888 blocked for more than 462 seconds. task:kworker/1:639 state:D stack:0 pid:4888 tgid:4888 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3ede08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:853b1b8c r4:853b1800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85432380 r8:80287e08 r7:eb3dde60 r6:85353b00 r5:84830000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:00001000 r4:dfbdd000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531e000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84830c00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b0ec>] (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) r5:853b1f8c r4:853b1c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b1f8c r4:85432300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84830c00 r8:8543232c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85432300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85432300 r8:80287e08 r7:eb3ede60 r6:85353b80 r5:84830c00 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 r4:85430dc0 INFO: task kworker/1:640:4891 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (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) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 INFO: task kworker/0:241:4893 blocked for more than 462 seconds. r5:84831800 r4:8291a680 r4:00000000 r4:00000000 r5:847b078c r4:847b0400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85353c00 dfa0: 00000000 00000000 00000000 00000000 Call trace: r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 5d60: 80230ad0 80239bb0 800b0013 ffffffff r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:242:4896 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/0:242 state:D stack:0 pid:4896 tgid:4896 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb3f5d84 r8:00000002 r7:60000113 r6:eb3f5d8c r5:84832400 r4:84832400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84832400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85446980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84832400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2d7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84179f8c r4:84179c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84179f8c r4:85353d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84832400 r8:85353dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85353d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85353d80 r8:80287e08 r7:eb285e60 r6:85353e80 r5:84832400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3f5fb0 to 0xeb3f5ff8) 5fa0: 00000000 00000000 00000000 00000000 r4:854382c0 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:243:4897 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/0:243 state:D stack:0 pid:4897 tgid:4897 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb3e9d84 r8:00000002 r7:60000113 r6:eb3e9d8c r5:84833000 r4:84833000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84833000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549e640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84833000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb607000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853e078c r4:853e0400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:853e078c r4:85353c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84833000 r8:85353cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85353c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85353c80 r8:80287e08 r7:eb3f5e60 r6:85353e00 r5:84833000 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 r4:854382c0 INFO: task kworker/0:243:4897 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 Exception stack(0xe0585fb0 to 0xe0585ff8) Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:eb3fdd84 r8:00000002 r7:60000113 r6:eb3fdd8c r5:84833c00 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:853b238c r4:853b2000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84833c00 r8:854324ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:642:4900 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/1:642 state:D stack:0 pid:4900 tgid:4900 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb401d84 r8:00000002 r7:60000113 r6:eb401d8c r5:84834800 r4:84834800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84834800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb401e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018205 r8:84834800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 r5:853b2b8c r4:853b2800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85432500 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:84be838c r4:84be8000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:849b9d40 task:kworker/1:643 state:D stack:0 pid:4903 tgid:4903 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84835400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b0ec>] (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) r5:853b278c r4:853b2400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b278c r4:85432400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84835400 r8:8543242c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85432400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85432400 r8:80287e08 r7:eb401e60 r6:853f6000 r5:84835400 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 r4:8531e300 INFO: task kworker/1:643:4903 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:84836000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb329e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:853b2f8c r4:85432580 Exception stack(0xeb329fb0 to 0xeb329ff8) r4:00000000 r4:e0585dc0 r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:645:4907 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/1:645 state:D stack:0 pid:4907 tgid:4907 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb405d84 r8:00000002 r7:60000113 r6:eb405d8c r5:85410000 r4:85410000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85410000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb405e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531e640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85410000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<8054b0ec>] (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) r5:853b338c r4:853b3000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b338c r4:85432680 [<80287208>] (process_one_work) from [<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 r9:85432680 r8:80287e08 r7:eb329e60 r6:853f6100 r5:85410000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 5d60: 80230ad0 80239bb0 800b0013 ffffffff r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:eb40dd84 r8:00000002 r7:60000113 r6:eb40dd8c r5:85411800 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:853b378c r4:85432700 Exception stack(0xeb40dfb0 to 0xeb40dff8) Workqueue: events bpf_prog_free_deferred 5d60: 80230ad0 80239bb0 800b0013 ffffffff [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb415d84 r8:00000002 r7:60000113 r6:eb415d8c r5:85413000 r4:85413000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85413000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb415e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531eec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85413000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae13000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853b4b8c r4:853b4800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b4b8c r4:85432780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85413000 r8:854327ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85432780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85432780 r8:80287e08 r7:eb40de60 r6:853f6200 r5:85413000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb415fb0 to 0xeb415ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8531e740 INFO: task kworker/1:647:4911 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:648:4912 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/1:648 state:D stack:0 pid:4912 tgid:4912 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb419d84 r8:00000002 r7:60000113 r6:eb419d8c r5:85410c00 r4:85410c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85410c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb419e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531e980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85410c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac55000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853b3b8c r4:853b3800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b3b8c r4:85432800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85410c00 r8:8543282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85432800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85432800 r8:80287e08 r7:eb415e60 r6:853f6280 r5:85410c00 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 r4:8531e740 INFO: task kworker/1:648:4912 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:649 state:D stack:0 pid:4915 tgid:4915 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:853b3f8c r4:853b3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b3f8c r4:85432600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85412400 r8:8543262c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85432600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85432600 r8:80287e08 r7:eb415e60 r6:853f6300 r5:85412400 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 r4:8531e740 INFO: task kworker/1:649:4915 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 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. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:853b438c r4:853b4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85413c00 r8:854328ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Not tainted 6.15.0-rc7-syzkaller #0 r4:85416000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb431e08 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:853b478c r4:853b4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85416000 r8:854329ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 5d60: 80230ad0 80239bb0 800b0013 ffffffff r4:e0585dc0 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:85416c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb439e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85416c00 r8:8543292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xeb439fb0 to 0xeb439ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8531ee00 INFO: task kworker/1:652:4921 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:653:4922 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/1:653 state:D stack:0 pid:4922 tgid:4922 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb42dd84 r8:00000002 r7:60000113 r6:eb42dd8c r5:85370000 r4:85370000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85370000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb42de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85430f00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85370000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae51000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:853b4f8c r4:853b4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85370000 r8:85432a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 task:kworker/1:654 state:D stack:0 pid:4925 tgid:4925 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:00001000 r4:eaed5000 r5:853b538c r4:853b5000 r10:61c88647 r9:85372400 r8:85432aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:655:4928 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/1:655 state:D stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb441d84 r8:00000002 r7:60000113 r6:eb441d8c r5:85373000 r4:85373000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85373000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb441e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85440300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85373000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf0d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853b5b8c r4:853b5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b5b8c r4:85432100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85373000 r8:8543212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85432100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85432100 r8:80287e08 r7:eb439e60 r6:85432c80 r5:85373000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb441fb0 to 0xeb441ff8) 1fa0: 00000000 00000000 00000000 00000000 r4:85440180 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85373c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf5b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853b5f8c r4:853b5c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b5f8c r4:85432d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85373c00 r8:85432d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85432d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85432d00 r8:80287e08 r7:eb441e60 r6:85432b80 r5:85373c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb445fb0 to 0xeb445ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85440240 INFO: task kworker/1:656:4929 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:85375400 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:853b638c r4:853b6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b638c r4:85432d80 r4:85432d80 dfa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:658:4933 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/1:658 state:D stack:0 pid:4933 tgid:4933 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:eb44dd84 r8:00000002 r7:60000113 r6:eb44dd8c r5:85376000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb44de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85440840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85376000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb0c9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853b678c r4:853b6400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b678c r4:85432f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85376000 r8:85432f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85432f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85432f00 r8:80287e08 r7:eb34de60 r6:85432e00 r5:85376000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb44dfb0 to 0xeb44dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:85440540 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r5:85376c00 r4:8291a680 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:00001000 r4:eb0d9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853b6b8c r4:853b6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b6b8c r4:85323f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85376c00 r8:85323fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85323f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85323f80 r8:80287e08 r7:eb44de60 r6:85323e80 r5:85376c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb449fb0 to 0xeb449ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85440800 INFO: task kworker/1:659:4936 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 Call trace: r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb451e08 r5:853b6f8c r4:853b6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85374800 r8:84784fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84784f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84784f80 r8:80287e08 r7:eb449e60 r6:85432f80 r5:85374800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb451fb0 to 0xeb451ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85440900 INFO: task kworker/1:660:4937 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 INFO: task kworker/1:661:4940 blocked for more than 462 seconds. r10:8291a684 r9:eb455d84 r8:00000002 r7:60000113 r6:eb455d8c r5:85371800 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:853b738c r4:853b7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85371800 r8:8544202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r4:82ac21e4 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:662:4942 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/1:662 state:D stack:0 pid:4942 tgid:4942 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb45dd84 r8:00000002 r7:60000113 r6:eb45dd8c r5:85370c00 r4:85370c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85370c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb45de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478cec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85370c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb279000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853b7b8c r4:853b7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b7b8c r4:85442100 r10:61c88647 r9:85370c00 r8:8544212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<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 Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb461d84 r8:00000002 r7:60000113 r6:eb461d8c r5:85378000 r4:85378000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85378000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb461e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85440d80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85378000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb26d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853b778c r4:853b7400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b778c r4:85442200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85378000 r8:8544222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85442200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85442200 r8:80287e08 r7:eb45de60 r6:85442380 r5:85378000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb461fb0 to 0xeb461ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85440cc0 INFO: task kworker/1:663:4943 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 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 Call trace: r5:85378c00 r4:8291a680 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:853b7f8c r4:853b7c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85442280 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 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 Call trace: r5:85379800 r4:8291a680 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2a3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853c038c r4:853c0000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853c038c r4:85442300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85379800 r8:8544232c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85442300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85442300 r8:80287e08 r7:eb465e60 r6:85442580 r5:85379800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb469fb0 to 0xeb469ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85457000 INFO: task kworker/1:665:4948 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:666:4949 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/1:666 state:D stack:0 pid:4949 tgid:4949 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb459d84 r8:00000002 r7:60000013 r6:eb459d8c r5:8537a400 r4:8537a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8537a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb459e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85457580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8537a400 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:853c0b8c r4:853c0800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8537a400 r8:8544252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r4:00000000 r5:84be838c r4:84be8000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:849b9d40 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:8537bc00 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:853c078c r4:853c0400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85442400 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 INFO: task kworker/1:668:4953 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/1:668 state:D stack:0 pid:4953 tgid:4953 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb479d84 r8:00000002 r7:60000113 r6:eb479d8c r5:8537b000 r4:8537b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8537b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb479e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854577c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8537b000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2e1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853c0f8c r4:853c0c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853c0f8c r4:85442880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8537b000 r8:854428ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85442880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85442880 r8:80287e08 r7:eb459e60 r6:85442680 r5:8537b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb479fb0 to 0xeb479ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85457640 INFO: task kworker/1:668:4953 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb47dd84 r8:00000002 r7:60000113 r6:eb47dd8c r5:8537d400 r4:8537d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8537d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb47de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549e5c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8537d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5f5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853e038c r4:853e0000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:853e038c r4:853f6500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8537d400 r8:853f652c r7:82804d40 r6:dddced80 r5:dddceda0 r4:853f6500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853f6500 r8:80287e08 r7:eb3e9e60 r6:85442900 r5:8537d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb47dfb0 to 0xeb47dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854469c0 INFO: task kworker/0:244:4956 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r4:e0585dc0 r4:00000000 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 INFO: task kworker/1:669:4958 blocked for more than 462 seconds. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:8537e000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 r5:853c138c r4:853c1000 r7:ddde2d80 r6:83018200 r5:853c138c r4:85442980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8537e000 r8:854429ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85442980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85442980 r8:80287e08 r7:eb479e60 r6:85442700 r5:8537e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb475fb0 to 0xeb475ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85457780 INFO: task kworker/1:669:4958 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:8537ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 r5:853c178c r4:853c1400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853c178c r4:85442b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8537ec00 r8:85442b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85442b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85442b00 r8:80287e08 r7:eb475e60 r6:85442a00 r5:8537ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb46dfb0 to 0xeb46dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854579c0 INFO: task kworker/1:670:4960 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 Exception stack(0xe0585fb0 to 0xe0585ff8) Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb481e08 r9:83018205 r8:8537c800 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 r5:853c1b8c r4:853c1800 r7:ddde2d80 r6:83018200 r5:853c1b8c r4:85442800 r10:61c88647 r9:8537c800 r8:8544282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85442800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85442800 r8:80287e08 r7:eb46de60 r6:85442b80 r5:8537c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb481fb0 to 0xeb481ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85457a80 INFO: task kworker/1:671:4963 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85380000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb489e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:853c1f8c r4:853c1c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85442c00 r8:80287e08 r7:eb481e60 r6:85442d00 r5:85380000 r4:85457b80 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 5d60: 80230ad0 80239bb0 800b0013 ffffffff r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:673:4966 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/1:673 state:D stack:0 pid:4966 tgid:4966 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb485d84 r8:00000002 r7:60000113 r6:eb485d8c r5:85380c00 r4:85380c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85380c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r4:00000000 r5:853c2f8c r4:853c2c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853c2f8c r4:85442a80 r10:61c88647 r9:85380c00 r8:85442aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:dfbdd000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 INFO: task kworker/1:674:4968 blocked for more than 463 seconds. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb48de08 r9:83018205 r8:85381800 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 r5:853c238c r4:853c2000 r10:61c88647 r9:85381800 r8:85442dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:85438e40 INFO: task kworker/1:674:4968 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:675:4971 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/1:675 state:D stack:0 pid:4971 tgid:4971 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb491d84 r8:00000002 r7:60000113 r6:eb491d8c r5:85382400 r4:85382400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85382400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb491e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85438cc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85382400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb3ce000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853c278c r4:853c2400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853c278c r4:85465000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85382400 r8:8546502c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85465000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85465000 r8:80287e08 r7:eb485e60 r6:85465080 r5:85382400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb491fb0 to 0xeb491ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85464140 INFO: task kworker/1:675:4971 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:676:4972 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/1:676 state:D stack:0 pid:4972 tgid:4972 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb499d84 r8:00000002 r7:60000113 r6:eb499d8c r5:85383000 r4:85383000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85383000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb499e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85464040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85383000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [<8054b0ec>] (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) r5:853c2b8c r4:853c2800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853c2b8c r4:85465100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85383000 r8:8546512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85465100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85465100 r8:80287e08 r7:eb485e60 r6:85465180 r5:85383000 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 [<81a53144>] (__schedule) from [<81a544fc>] (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) r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85464480 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85383c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb4b5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853c378c r4:853c3400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853c378c r4:85465200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85383c00 r8:8546522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85465200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85465200 r8:80287e08 r7:eb485e60 r6:85465380 r5:85383c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4a5fb0 to 0xeb4a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85464200 INFO: task kworker/1:677:4974 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<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 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 Not tainted 6.15.0-rc7-syzkaller #0 r4:85384800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ade08 r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 r5:853c338c r4:853c3000 r7:ddde2d80 r6:83018200 r5:853c338c r4:85465280 r10:00000000 r9:85465280 r8:80287e08 r7:eb4a5e60 r6:85465400 r5:85384800 Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 Not tainted 6.15.0-rc7-syzkaller #0 r4:85385400 r4:00000000 r4:00000000 r5:853c3f8c r4:853c3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853c3f8c r4:85465480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85385400 r8:854654ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85465480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85465480 r8:80287e08 r7:eb4a5e60 r6:85465580 r5:85385400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4b9fb0 to 0xeb4b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85464740 INFO: task kworker/1:679:4978 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:680:4980 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/1:680 state:D stack:0 pid:4980 tgid:4980 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4c1d84 r8:00000002 r7:60000113 r6:eb4c1d8c r5:85386000 r4:85386000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85386000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85464640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85386000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 r5:853c3b8c r4:853c3800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85465300 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 INFO: task kworker/1:681:4982 blocked for more than 463 seconds. r4:85386c00 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:854b4b8c r4:854b4800 r10:61c88647 r9:85386c00 r8:8546552c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:682:4983 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/1:682 state:D stack:0 pid:4983 tgid:4983 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4d5d84 r8:00000002 r7:60000113 r6:eb4d5d8c r5:85388000 r4:85388000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85388000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85464ac0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85388000 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0473000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854b438c r4:854b4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854b438c r4:85465700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85388000 r8:8546572c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85465700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85465700 r8:80287e08 r7:eb4cde60 r6:85465780 r5:85388000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4d5fb0 to 0xeb4d5ff8) 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 r4:e0585dc0 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r4:848ec200 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eb4e1d84 r8:00000002 r7:60000113 r6:eb4e1d8c r5:85414800 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:ea92d000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854b478c r4:854b4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854b478c r4:85465800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85414800 r8:8546582c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85465800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85465800 r8:80287e08 r7:eb4cde60 r6:853f6600 r5:85414800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4e1fb0 to 0xeb4e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85464b40 INFO: task kworker/1:683:4986 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (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 r9:85388c00 r8:8546592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:ead61000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:85465a00 r8:80287e08 r7:eb4d1e60 r6:85465980 r5:85389800 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:686:4992 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/1:686 state:D stack:0 pid:4992 tgid:4992 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4e5d84 r8:00000002 r7:60000113 r6:eb4e5d8c r5:8538a400 r4:8538a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8538a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85478040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8538a400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae99000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854b578c r4:854b5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854b578c r4:85465a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8538a400 r8:85465aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85465a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85465a80 r8:80287e08 r7:eb4d9e60 r6:85465c00 r5:8538a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4e5fb0 to 0xeb4e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85446bc0 INFO: task kworker/1:686:4992 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:84be838c r4:84be8000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:849b9d40 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eafb3000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:8538bc00 r8:85465b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:84be838c r4:84be8000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/1:688:4997 blocked for more than 463 seconds. "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:688 state:D stack:0 pid:4997 tgid:4997 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4edd84 r8:00000002 r7:60000113 r6:eb4edd8c r5:8538c800 r4:8538c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8538c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ede08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854782c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8538c800 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [<8054b0ec>] (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) r5:854b5f8c r4:854b5c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854b5f8c r4:85465b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8538c800 r8:85465bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85465b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85465b80 r8:80287e08 r7:eb4e9e60 r6:85465d80 r5:8538c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4edfb0 to 0xeb4edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85478200 INFO: task kworker/1:688:4997 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 Not tainted 6.15.0-rc7-syzkaller #0 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b0ec>] (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(0xeb4f1fb0 to 0xeb4f1ff8) task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__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 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 Workqueue: events bpf_prog_free_deferred [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8538e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85478500 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8538e000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb06f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854b638c r4:854b6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854b638c r4:85442f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8538e000 r8:85442f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85442f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85442f00 r8:80287e08 r7:eb4f1e60 r6:85442e00 r5:8538e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4f5fb0 to 0xeb4f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854784c0 INFO: task kworker/1:690:5000 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r4:848ec200 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:691 state:D stack:0 pid:5003 tgid:5003 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:84be838c r4:84be8000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/1:692:5004 blocked for more than 463 seconds. [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b0ec>] (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) r5:854b6f8c r4:854b6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854b6f8c r4:85484080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8538b000 r8:854840ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85484080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85484080 r8:80287e08 r7:eb4f9e60 r6:85484000 r5:8538b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4fdfb0 to 0xeb4fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85478700 INFO: task kworker/1:692:5004 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:693:5006 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/1:693 state:D stack:0 pid:5006 tgid:5006 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb501d84 r8:00000002 r7:60000113 r6:eb501d8c r5:84836c00 r4:84836c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84836c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb501e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84836c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1bb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854b738c r4:854b7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854b738c r4:85484100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84836c00 r8:8548412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85484100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85484100 r8:80287e08 r7:eb4fde60 r6:85484180 r5:84836c00 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 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 r4:00000000 r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 Not tainted 6.15.0-rc7-syzkaller #0 r4:85278000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb505e08 r5:00001000 r4:eb205000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:85484200 Exception stack(0xeb505fb0 to 0xeb505ff8) task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800b0013 r4:80239bb0 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) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:695:5009 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/1:695 state:D stack:0 pid:5009 tgid:5009 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb50dd84 r8:00000002 r7:60000013 r6:eb50dd8c r5:85279800 r4:85279800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85279800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb50de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85478c40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85279800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1cd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854b778c r4:854b7400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854b778c r4:85484380 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:854843ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85484380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85484380 r8:80287e08 r7:eb505e60 r6:85484280 r5:85279800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb50dfb0 to 0xeb50dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85478cc0 INFO: task kworker/1:695:5009 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (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) r4:85484400 Exception stack(0xeb511fb0 to 0xeb511ff8) task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<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/1:697 state:D stack:0 pid:5014 tgid:5014 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb51dd84 r8:00000002 r7:60000113 r6:eb51dd8c r5:84af0c00 r4:84af0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84af0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb51de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548a1c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84af0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb225000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854bc38c r4:854bc000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854bc38c r4:85484480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84af0c00 r8:854844ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85484480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85484480 r8:80287e08 r7:eb505e60 r6:853f6580 r5:84af0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb51dfb0 to 0xeb51dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8548a0c0 INFO: task kworker/1:697:5014 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:698:5017 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/1:698 state:D stack:0 pid:5017 tgid:5017 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb525d84 r8:00000002 r7:60000113 r6:eb525d8c r5:84af2400 r4:84af2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84af2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb525e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548a240 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84af2400 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb231000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854bc78c r4:854bc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854bc78c r4:85484580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84af2400 r8:854845ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85484580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85484580 r8:80287e08 r7:eb51de60 r6:853f6700 r5:84af2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb525fb0 to 0xeb525ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8548a180 INFO: task kworker/1:698:5017 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:699:5018 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/1:699 state:D stack:0 pid:5018 tgid:5018 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb529d84 r8:00000002 r7:60000113 r6:eb529d8c r5:84af3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb529e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548a5c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84af3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb35d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854bcf8c r4:854bcc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854bcf8c r4:85484500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84af3c00 r8:8548452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85484500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85484500 r8:80287e08 r7:eb525e60 r6:853f6780 r5:84af3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb529fb0 to 0xeb529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8548a280 INFO: task kworker/1:699:5018 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:700:5019 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/1:700 state:D stack:0 pid:5019 tgid:5019 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb52dd84 r8:00000002 r7:60000113 r6:eb52dd8c r5:84af4800 r4:84af4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84af4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb52de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548a4c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84af4800 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb257000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854bcb8c r4:854bc800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854bcb8c r4:85484680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84af4800 r8:854846ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85484680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85484680 r8:80287e08 r7:eb529e60 r6:853f6800 r5:84af4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb52dfb0 to 0xeb52dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8548a280 INFO: task kworker/1:700:5019 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:701:5022 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/1:701 state:D stack:0 pid:5022 tgid:5022 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb535d84 r8:00000002 r7:60000013 r6:eb535d8c r5:84af5400 r4:84af5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84af5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb535e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548a700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84af5400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb531000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 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:ddde2d80 r6:83018200 r5:854bd38c r4:85484600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84af5400 r8:8548462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85484600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85484600 r8:80287e08 r7:eb529e60 r6:853f6880 r5:84af5400 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 r4:8548a600 INFO: task kworker/1:701:5022 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:702:5023 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/1:702 state:D stack:0 pid:5023 tgid:5023 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb53dd84 r8:00000002 r7:60000113 r6:eb53dd8c r5:84af6000 r4:84af6000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84af6000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb53de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548a880 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84af6000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb545000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854bd78c r4:854bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854bd78c r4:85484780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84af6000 r8:854847ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85484780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85484780 r8:80287e08 r7:eb535e60 r6:853f6900 r5:84af6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb53dfb0 to 0xeb53dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8548a6c0 INFO: task kworker/1:702:5023 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:703:5027 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/1:703 state:D stack:0 pid:5027 tgid:5027 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb54dd84 r8:00000002 r7:60000013 r6:eb54dd8c r5:84af3000 r4:84af3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84af3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb54de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548aac0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84af3000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb555000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 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:ddde2d80 r6:83018200 r5:854bdf8c r4:85484880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84af3000 r8:854848ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85484880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85484880 r8:80287e08 r7:eb53de60 r6:853f6980 r5:84af3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb54dfb0 to 0xeb54dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8548a640 INFO: task kworker/1:703:5027 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:704:5030 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/1:704 state:D stack:0 pid:5030 tgid:5030 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb509d84 r8:00000002 r7:60000113 r6:eb509d8c r5:8527b000 r4:8527b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8527b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb509e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548a900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8527b000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb54f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854bdb8c r4:854bd800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854bdb8c r4:85484900 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8548492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85484900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85484900 r8:80287e08 r7:eb54de60 r6:85484700 r5:8527b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb509fb0 to 0xeb509ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8548a940 INFO: task kworker/1:704:5030 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:705:5031 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/1:705 state:D stack:0 pid:5031 tgid:5031 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb515d84 r8:00000002 r7:60000013 r6:eb515d8c r5:8527bc00 r4:8527bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8527bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb515e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548acc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8527bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb563000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854be38c r4:854be000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Call trace: r5:800b0013 r4:80239bb0 r5:00001000 r4:dfbdd000 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:706:5033 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/1:706 state:D stack:0 pid:5033 tgid:5033 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb559d84 r8:00000002 r7:60000013 r6:eb559d8c r5:8527c800 r4:8527c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8527c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb559e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549a040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8527c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [<8054b0ec>] (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) r5:854bef8c r4:854bec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854bef8c r4:85484a00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85484a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 [<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:eb56de08 [<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 r5:800b0013 r4:80239bb0 [<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 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb575e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85478b80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8527e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb577000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854beb8c r4:854be800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854beb8c r4:85484b00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85484b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85484b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85484b00 r8:80287e08 r7:eb559e60 r6:85484d80 r5:8527e000 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 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:848ec200 r4:849b9d40 r10:8291a684 r9:eb581d84 r8:00000002 r7:60000113 r6:eb581d8c r5:8527ec00 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549a300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8527ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb591000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854bf78c r4:854bf400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854bf78c r4:85484c00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85484c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85484c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85484c00 r8:80287e08 r7:eb559e60 r6:85484e00 r5:8527ec00 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 r5:800b0013 r4:80239bb0 r4:00000000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Workqueue: events bpf_prog_free_deferred [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (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(0xeb595fb0 to 0xeb595ff8) Call trace: r5:800b0013 r4:80239bb0 r5:00001000 r4:dfbdd000 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:711:5042 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/1:711 state:D stack:0 pid:5042 tgid:5042 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xeb561fb0 to 0xeb561ff8) Exception stack(0xe0585d28 to 0xe0585d70) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Call trace: [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549a780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:854e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854c438c r4:854c4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854c438c r4:854a1080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854e8000 r8:854a10ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854a1080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854a1080 r8:80287e08 r7:eb561e60 r6:854a1000 r5:854e8000 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 r4:8549a4c0 INFO: task kworker/1:712:5045 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r4:849b9d40 r10:8291a684 r9:eb5a9d84 r8:00000002 r7:60000113 r6:eb5a9d8c r5:854e8c00 r5:00001000 r4:eb5a5000 [<80287208>] (process_one_work) 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/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:714:5049 blocked for more than 463 seconds. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__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 r5:800b0013 r4:80239bb0 [<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 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:854c478c r4:854c4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854c478c r4:854a1300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854eb000 r8:854a132c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854a1300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854a1300 r8:80287e08 r7:eb5b1e60 r6:854a1400 r5:854eb000 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 r4:8549a9c0 INFO: task kworker/1:715:5052 is blocked on a mutex likely owned by task kworker/1:158:3743. 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:84be838c r4:84be8000 5fa0: 00000000 00000000 00000000 00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d1e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854a1480 r8:80287e08 r7:eb5b1e60 r6:854a1380 r5:854ebc00 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 r4:8549a9c0 INFO: task kworker/1:716:5053 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:717:5054 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/1:717 state:D stack:0 pid:5054 tgid:5054 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549ad40 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:800b0013 r4:80239bb0 r5:00001000 r4:dfbdd000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:718 state:D stack:0 pid:5057 tgid:5057 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5ddd84 r8:00000002 r7:60000113 r6:eb5ddd8c r5:854ee000 r4:854ee000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854ee000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5dde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:854ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5e5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854c578c r4:854c5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854c578c r4:854a1580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854ee000 r8:854a15ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854a1580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854a1580 r8:80287e08 r7:eb5d1e60 r6:854a1780 r5:854ee000 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 r4:8549ab40 INFO: task kworker/1:718:5057 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:848ec200 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804eb568>] (vfree) from [<8054b11c>] (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 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:854f0000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<8054b0ec>] (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) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 86799000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:721:5063 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/1:721 state:D stack:0 pid:5063 tgid:5063 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb605d84 r8:00000002 r7:60000013 r6:eb605d8c r5:854f0c00 r4:854f0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854f0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb605e08 r4:00000000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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) r5:854c5f8c r4:854c5c00 r10:61c88647 r9:854f0c00 r8:854a19ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854a90c0 Call trace: 5d20: 86799000 edb7b000 00000001 80239b98 7f067000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eb615d84 r8:00000002 r7:60000013 r6:eb615d8c r5:854f2400 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:854f2400 r8:853f6b2c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:246:5066 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/0:246 state:D stack:0 pid:5066 tgid:5066 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb621d84 r8:00000002 r7:60000013 r6:eb621d8c r5:854f3c00 r4:854f3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854f3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb621e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549e940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:854f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb623000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853e0f8c r4:853e0c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:853e0f8c r4:853f6a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854f3c00 r8:853f6aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:853f6a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:853f6a80 r8:80287e08 r7:eb615e60 r6:854a1a80 r5:854f3c00 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 r4:8549e900 INFO: task kworker/0:246:5066 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 86c2f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854f1800 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb09d000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8549ea40 INFO: task kworker/0:247:5068 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 87306000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 INFO: task kworker/1:722:5071 blocked for more than 463 seconds. [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:e044b000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) 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(0xeb409fb0 to 0xeb409ff8) Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 87306000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:eb41dd84 r8:00000002 r7:60000113 r6:eb41dd8c r5:854f6000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9c80 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:854f6000 r8:854a1c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) r5:00001000 r4:dfbdd000 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849bff00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:854f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae0b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854c778c r4:854c7400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854c778c r4:854a1e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854f5400 r8:854a1e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854a1e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854a1e00 r8:80287e08 r7:eb5e9e60 r6:854a1f00 r5:854f5400 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 r4:854a9cc0 INFO: task kworker/1:724:5076 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 8776c000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eb5bdd84 r8:00000002 r7:60000113 r6:eb5bdd8c r5:854f6c00 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:726:5079 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/1:726 state:D stack:0 pid:5079 tgid:5079 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb635d84 r8:00000002 r7:60000113 r6:eb635d8c r5:84af6c00 r4:84af6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84af6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9d00 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854c738c r4:854c7000 [<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 r9:854a1c80 r8:80287e08 r7:eb631e60 r6:853f6c80 r5:84af6c00 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:854a9f80 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 5d20: 87c06000 edb7b000 00000001 80239b98 7f067000 00000001 r4:82ac21e4 r4:e0585dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r5:84be838c r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:727:5082 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/1:727 state:D stack:0 pid:5082 tgid:5082 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb641d84 r8:00000002 r7:60000113 r6:eb641d8c r5:85415400 r4:85415400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85415400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb641e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a6040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85415400 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaec3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854c7b8c r4:854c7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854c7b8c r4:854a4080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85415400 r8:854a40ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854a4080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854a4080 r8:80287e08 r7:eb631e60 r6:853f6b80 r5:85415400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb641fb0 to 0xeb641ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854a6080 INFO: task kworker/1:727:5082 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 87c06000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:728:5084 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/1:728 state:D stack:0 pid:5084 tgid:5084 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb649d84 r8:00000002 r7:60000113 r6:eb649d8c r5:848a0c00 r4:848a0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848a0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb649e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a6700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb0e7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854d0f8c r4:854d0c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854d0f8c r4:854a4100 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:854a412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854a4100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854a4100 r8:80287e08 r7:eb641e60 r6:853f6a00 r5:848a0c00 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 r4:854a6080 INFO: task kworker/1:728:5084 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 88255000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:729:5085 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/1:729 state:D stack:0 pid:5085 tgid:5085 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb64dd84 r8:00000002 r7:60000113 r6:eb64dd8c r5:848a1800 r4:848a1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848a1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb64de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a6240 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaee5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854c7f8c r4:854c7c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854c7f8c r4:854a4180 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:854a41ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854a4180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854a4180 r8:80287e08 r7:eb649e60 r6:853f6d00 r5:848a1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb64dfb0 to 0xeb64dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854a6080 INFO: task kworker/1:729:5085 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 88255000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:730:5088 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/1:730 state:D stack:0 pid:5088 tgid:5088 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb659d84 r8:00000002 r7:60000113 r6:eb659d8c r5:848a0000 r4:848a0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848a0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb659e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a62c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf1f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854d038c r4:854d0000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854d038c r4:854a4000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848a0000 r8:854a402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854a4000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854a4000 r8:80287e08 r7:eb649e60 r6:853f6d80 r5:848a0000 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 r4:854a6200 INFO: task kworker/1:730:5088 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 8861f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:731:5089 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/1:731 state:D stack:0 pid:5089 tgid:5089 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb65dd84 r8:00000002 r7:60000013 r6:eb65dd8c r5:848a2400 r4:848a2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848a2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb65de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a6480 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf7b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854d078c r4:854d0400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854d078c r4:854a4280 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:854a42ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854a4280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854a4280 r8:80287e08 r7:eb649e60 r6:853f6e00 r5:848a2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb65dfb0 to 0xeb65dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854a6300 INFO: task kworker/1:731:5089 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 8861f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:732:5091 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/1:732 state:D stack:0 pid:5091 tgid:5091 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5fdd84 r8:00000002 r7:60000113 r6:eb5fdd8c r5:854f3000 r4:854f3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854f3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5fde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a65c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:854f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb0cf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854d0b8c r4:854d0800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854d0b8c r4:854a4380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854f3000 r8:854a43ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854a4380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854a4380 r8:80287e08 r7:eb649e60 r6:854a4400 r5:854f3000 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 r4:854a63c0 INFO: task kworker/1:732:5091 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 88b8b000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:733:5094 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/1:733 state:D stack:0 pid:5094 tgid:5094 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb661d84 r8:00000002 r7:60000013 r6:eb661d8c r5:854eec00 r4:854eec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854eec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb661e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a6880 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:854eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb25f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854d138c r4:854d1000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854d138c r4:854a4300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854eec00 r8:854a432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854a4300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854a4300 r8:80287e08 r7:eb649e60 r6:854a4500 r5:854eec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb661fb0 to 0xeb661ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854a6800 INFO: task kworker/1:733:5094 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 88b8b000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:734:5096 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/1:734 state:D stack:0 pid:5096 tgid:5096 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb665d84 r8:00000002 r7:60000113 r6:eb665d8c r5:854ea400 r4:854ea400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854ea400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb665e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a6b40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:854ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb295000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854d1b8c r4:854d1800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854d1b8c r4:854a4200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854ea400 r8:854a422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854a4200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854a4200 r8:80287e08 r7:eb661e60 r6:854a4580 r5:854ea400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb665fb0 to 0xeb665ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854a6ac0 INFO: task kworker/1:734:5096 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 88fce000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 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 r4:854f8000 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854d178c r4:854d1400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854d178c r4:854a4600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854f8000 r8:854a462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854a4600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854a4600 r8:80287e08 r7:eb665e60 r6:854a4680 r5:854f8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb669fb0 to 0xeb669ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854a6900 INFO: task kworker/1:735:5099 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r5:800b0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb639e08 [<8054b0ec>] (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 r9:854f8c00 r8:854a472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 r5:800b0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:854d1f8c r4:854a4780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854f9800 r8:854a47ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854a4780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854a4780 r8:80287e08 r7:eb639e60 r6:854a4900 r5:854f9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb671fb0 to 0xeb671ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854a6bc0 INFO: task kworker/1:737:5102 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 89c12000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:738:5104 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/1:738 state:D stack:0 pid:5104 tgid:5104 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb679d84 r8:00000002 r7:60000113 r6:eb679d8c r5:854fa400 r4:854fa400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854fa400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb679e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a6e40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:854fa400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2bd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854d238c r4:854d2000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854d238c r4:854a4800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854fa400 r8:854a482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:854a4800 r8:80287e08 r7:eb639e60 r6:854a4a00 r5:854fa400 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8549ecc0 INFO: task kworker/1:738:5104 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 89c12000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:739:5106 blocked for more than 464 seconds. [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:854fb000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854fb000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb67de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549ee40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:854fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2cd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854d278c r4:854d2400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:854fb000 r8:854a48ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/1:740:5108 blocked for more than 464 seconds. r4:854fbc00 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1e140 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:854a4a80 r8:80287e08 r7:eb639e60 r6:854a4b80 r5:854fbc00 r4:84a1e240 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:741 state:D stack:0 pid:5110 tgid:5110 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb685e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1e300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:854fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb387000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854d338c r4:854d3000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854d338c r4:854a4c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854fc800 r8:854a4c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854a4c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854a4c00 r8:80287e08 r7:eb681e60 r6:854a4d00 r5:854fc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb685fb0 to 0xeb685ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a1e100 INFO: task kworker/1:741:5110 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 8a450000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<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(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:742:5112 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/1:742 state:D stack:0 pid:5112 tgid:5112 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb689d84 r8:00000002 r7:60000013 r6:eb689d8c r5:854fd400 r4:854fd400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854fd400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb689e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1e640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:854fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb3f7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854d3b8c r4:854d3800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854d3b8c r4:854a4b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854fd400 r8:854a4b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854a4b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854a4b00 r8:80287e08 r7:eb685e60 r6:854a4e00 r5:854fd400 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:743:5113 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/1:743 state:D stack:0 pid:5113 tgid:5113 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb675d84 r8:00000002 r7:60000113 r6:eb675d8c r5:854fe000 r4:854fe000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854fe000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb675e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1e480 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:854fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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 r9:854fe000 r8:854a4cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:744:5116 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/1:744 state:D stack:0 pid:5116 tgid:5116 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb68dd84 r8:00000002 r7:60000113 r6:eb68dd8c r5:854fec00 r4:854fec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854fec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb68de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<804eb568>] (vfree) from [<8054b11c>] (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) r5:854d3f8c r4:854d3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854d3f8c r4:854a4f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854fec00 r8:854a4f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854a4f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854a4f00 r8:80287e08 r7:eb689e60 r6:854a4f80 r5:854fec00 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 r4:84a1e800 INFO: task kworker/1:744:5116 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 8abcc000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:84be838c r4:84be8000 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:745:5118 blocked for more than 464 seconds. r4:85500000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb695e08 r5:00001000 r4:eb433000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb699e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1eac0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85500c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [<8054b0ec>] (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) r5:854dc78c r4:854dc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854dc78c r4:850fa100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85500c00 r8:850fa12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850fa100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850fa100 r8:80287e08 r7:eb695e60 r6:850fa280 r5:85500c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb699fb0 to 0xeb699ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a1ea80 INFO: task kworker/1:746:5120 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 8b28a000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 r4:00000000 r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 Workqueue: events bpf_prog_free_deferred r5:85501800 r4:8291a680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (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) r4:850fa180 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 5d20: 8b28a000 edb7b000 00000001 80239b98 7f067000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:748:5123 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/1:748 state:D stack:0 pid:5123 tgid:5123 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb6a1d84 r8:00000002 r7:60000113 r6:eb6a1d8c r5:85502400 r4:85502400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85502400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a1e08 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1eb40 [<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(0xeb6a1fb0 to 0xeb6a1ff8) task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 5d60: 80230ad0 80239bb0 800b0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) r4:849b9d40 Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b0ec>] (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 r9:850fa400 r8:80287e08 r7:eb69de60 r6:850fa580 r5:85503000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb6a5fb0 to 0xeb6a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a1eec0 INFO: task kworker/1:749:5126 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 8b9f7000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:750:5128 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/1:750 state:D stack:0 pid:5128 tgid:5128 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb6a9d84 r8:00000002 r7:60000013 r6:eb6a9d8c r5:85503c00 r4:85503c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85503c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a0a340 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85503c00 r8:850fa4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r4:00000000 r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 INFO: task kworker/1:751:5130 blocked for more than 464 seconds. [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6ade08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a0a000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85504800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6af000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854dd78c r4:854dd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854dd78c r4:850fa500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85504800 r8:850fa52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850fa500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850fa500 r8:80287e08 r7:eb6a9e60 r6:850fa780 r5:85504800 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 r4:84a0a0c0 INFO: task kworker/1:751:5130 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 8be7c000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 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:eb691e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r5:854ddb8c r4:850fa600 Exception stack(0xeb691fb0 to 0xeb691ff8) task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85506000 r8:850fa72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850fa700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850fa700 r8:80287e08 r7:eb6a9e60 r6:850fa980 r5:85506000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb6b9fb0 to 0xeb6b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a0a300 INFO: task kworker/1:753:5134 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 8c650000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:754:5135 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/1:754 state:D stack:0 pid:5135 tgid:5135 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:85506c00 r4:00000000 [<8054b0ec>] (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 r9:85506c00 r8:850fa82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r4:00000000 5d20: 8cb56000 edb7b000 00000001 80239b98 7f067000 00000001 r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:755:5138 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/1:755 state:D stack:0 pid:5138 tgid:5138 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb6d5d84 r8:00000002 r7:60000113 r6:eb6d5d8c r5:85508000 r4:85508000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85508000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a0a780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85508000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6dd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854deb8c r4:854de800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854deb8c r4:850fa900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85508000 r8:850fa92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850fa900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850fa900 r8:80287e08 r7:eb6b9e60 r6:850fab00 r5:85508000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb6d5fb0 to 0xeb6d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a0a600 INFO: task kworker/1:755:5138 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 8cb56000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c 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:eb6e1e08 r5:00001000 r4:eb6f1000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85508c00 r8:850fabac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 r5:800b0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:757:5142 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/1:757 state:D stack:0 pid:5142 tgid:5142 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb6e9d84 r8:00000002 r7:60000113 r6:eb6e9d8c r5:85509800 r4:85509800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85509800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a0a900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85509800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6eb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854def8c r4:854dec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854def8c r4:850faa00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85509800 r8:850faa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850faa00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850faa00 r8:80287e08 r7:eb6e1e60 r6:850fac00 r5:85509800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb6e9fb0 to 0xeb6e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a0a8c0 INFO: task kworker/1:757:5142 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 8cfc5000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b0ec>] (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 r9:8550a400 r8:850fad2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xeb6f5fb0 to 0xeb6f5ff8) task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 8d368000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 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 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:dfa7d000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:8545078c r4:850faf80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 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:eb6c1e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:761:5150 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/1:761 state:D stack:0 pid:5150 tgid:5150 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb709d84 r8:00000002 r7:60000013 r6:eb709d8c r5:8550c800 r4:8550c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8550c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb709e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a0af40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8550c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb713000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 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:ddde2d80 r6:83018200 r5:854dff8c r4:8479b000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8550c800 r8:8479b02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8479b000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8479b000 r8:80287e08 r7:eb6fde60 r6:8479b180 r5:8550c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb709fb0 to 0xeb709ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8501c0c0 INFO: task kworker/1:761:5150 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 8dbc5000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 5fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:762:5151 blocked for more than 464 seconds. Workqueue: events bpf_prog_free_deferred r4:8550d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8550d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb71de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501c000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8550d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb719000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8545038c r4:85450000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8545038c r4:8479b080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8550d400 r8:8479b0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8479b080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8479b080 r8:80287e08 r7:eb6fde60 r6:8479b100 r5:8550d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb71dfb0 to 0xeb71dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8501c100 INFO: task kworker/1:762:5151 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 8dbc5000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:763:5154 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/1:763 state:D stack:0 pid:5154 tgid:5154 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb725d84 r8:00000002 r7:60000113 r6:eb725d8c r5:8550e000 r4:8550e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8550e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb725e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501c700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8550e000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [<8054b0ec>] (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) r5:8545138c r4:85451000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8545138c r4:8479b200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8550e000 r8:8479b22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8479b200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8479b200 r8:80287e08 r7:eb6fde60 r6:8479b380 r5:8550e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb725fb0 to 0xeb725ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8501c200 INFO: task kworker/1:763:5154 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 8e060000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:764:5156 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/1:764 state:D stack:0 pid:5156 tgid:5156 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb585d84 r8:00000002 r7:60000113 r6:eb585d8c r5:8550ec00 r4:8550ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8550ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb585e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501c400 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8550ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [<8054b0ec>] (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) r5:85450b8c r4:85450800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85450b8c r4:8479b280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8550ec00 r8:8479b2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8479b280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8479b280 r8:80287e08 r7:eb725e60 r6:8479b480 r5:8550ec00 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 r4:8501c200 INFO: task kworker/1:764:5156 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 8e060000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<8054b0ec>] (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) r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:765:5157 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/1:765 state:D stack:0 pid:5157 tgid:5157 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb711d84 r8:00000002 r7:60000013 r6:eb711d8c r5:85510000 r4:85510000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85510000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb711e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501c540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85510000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab1b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85450f8c r4:85450c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85450f8c r4:8479b300 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8479b32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8479b300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8479b300 r8:80287e08 r7:eb725e60 r6:8479b580 r5:85510000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb711fb0 to 0xeb711ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8501c640 INFO: task kworker/1:765:5157 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 5d60: 80230ad0 80239bb0 800b0013 ffffffff [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 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:eb619e08 r5:00001000 r4:eae77000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:8545178c r4:8479b400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85510c00 r8:8479b42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8479b400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8479b400 r8:80287e08 r7:eb725e60 r6:8479b680 r5:85510c00 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 r4:8501c6c0 INFO: task kworker/1:766:5160 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 8e80a000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb72de08 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85511800 r8:8479b62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 5d60: 80230ad0 80239bb0 800b0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb731e08 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501c980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85512400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<8054b0ec>] (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) r5:85451b8c r4:85451800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85451b8c r4:8479b500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85512400 r8:8479b52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8479b500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8479b500 r8:80287e08 r7:eb72de60 r6:8479b880 r5:85512400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb731fb0 to 0xeb731ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8501c8c0 INFO: task kworker/1:768:5164 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 8f126000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:769:5167 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/1:769 state:D stack:0 pid:5167 tgid:5167 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb735d84 r8:00000002 r7:60000113 r6:eb735d8c r5:85513000 r4:85513000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85513000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb735e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501ce00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85513000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [<8054b0ec>] (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) r5:8545278c r4:85452400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8545278c r4:8479b780 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8479b7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8479b780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8479b780 r8:80287e08 r7:eb72de60 r6:8479b980 r5:85513000 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 r4:8501cc40 INFO: task kworker/1:769:5167 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 8f56b000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<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 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:770:5169 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/1:770 state:D stack:0 pid:5169 tgid:5169 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb739d84 r8:00000002 r7:60000113 r6:eb739d8c r5:85513c00 r4:85513c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85513c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb739e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501cf80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85513c00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1bd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85452b8c r4:85452800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85452b8c r4:8479b800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85513c00 r8:8479b82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8479b800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8479b800 r8:80287e08 r7:eb735e60 r6:8479ba80 r5:85513c00 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 r4:8501cf00 INFO: task kworker/1:770:5169 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 8f56b000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:771:5171 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/1:771 state:D stack:0 pid:5171 tgid:5171 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb73dd84 r8:00000002 r7:60000113 r6:eb73dd8c r5:85514800 r4:85514800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85514800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb73de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85351000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85514800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb20f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8545338c r4:85453000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8545338c r4:8479b900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85514800 r8:8479b92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8479b900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8479b900 r8:80287e08 r7:eb739e60 r6:8479bb00 r5:85514800 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 r4:8501cf40 INFO: task kworker/1:771:5171 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 8f56b000 edb7b000 00000001 80239b98 7f067000 00000001 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:dfbdd000 r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/1:772:5173 blocked for more than 464 seconds. r4:85515400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb741e08 r5:00001000 r4:eb1e9000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85452f8c r4:85452c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85452f8c r4:8479bb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85515400 r8:8479bbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8479bb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8479bb80 r8:80287e08 r7:eb73de60 r6:8479bc80 r5:85515400 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 r4:85351100 INFO: task kworker/1:772:5173 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 8f82d000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<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) 5fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:eb729d84 r8:00000002 r7:60000113 r6:eb729d8c r5:85516000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853512c0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8545378c r4:85453400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 [<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 r4:85351100 INFO: task kworker/1:773:5174 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 8f979000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:774:5177 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/1:774 state:D stack:0 pid:5177 tgid:5177 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb745d84 r8:00000002 r7:60000113 r6:eb745d8c r5:85516c00 r4:85516c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85516c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb745e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85351340 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85516c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb259000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85453b8c r4:85453800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85453b8c r4:8479bd00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8479bd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8479bd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8479bd00 r8:80287e08 r7:eb729e60 r6:8479be00 r5:85516c00 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 r4:85351280 INFO: task kworker/1:774:5177 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 8fe23000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:775:5179 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/1:775 state:D stack:0 pid:5179 tgid:5179 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:8291a684 r9:eb751d84 r8:00000002 r7:60000113 r6:eb751d8c r5:848a5400 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85351540 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85453f8c r4:85453c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85453f8c r4:8479be80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8479beac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8479be80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8479be80 r8:80287e08 r7:eb745e60 r6:85328000 r5:848a5400 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 r4:85351380 INFO: task kworker/1:775:5179 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 90078000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:776:5181 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:eb519000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c438c r4:851c4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:848a3000 r8:8479bf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85351500 INFO: task kworker/1:776:5181 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 901e7000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:777:5183 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/1:777 state:D stack:0 pid:5183 tgid:5183 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:8291a684 r9:eb761d84 r8:00000002 r7:60000013 r6:eb761d8c r5:848a3c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb761e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85351700 r5:00001000 r4:eb52f000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c478c r4:851c4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851c478c r4:850faf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:85351880 Workqueue: events bpf_prog_free_deferred [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:00001000 r4:dfbdd000 r4:848ec200 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/1:778 state:D stack:0 pid:5185 tgid:5185 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb765d84 r8:00000002 r7:60000113 r6:eb765d8c r5:848a6c00 r4:848a6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848a6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb765e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85351b40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848a6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb549000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c4f8c r4:851c4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851c4f8c r4:850fad80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848a6c00 r8:850fadac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850fad80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850fad80 r8:80287e08 r7:eb761e60 r6:85328180 r5:848a6c00 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 r4:853518c0 INFO: task kworker/1:778:5185 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 90951000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:779:5186 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. [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85351980 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c4b8c r4:851c4800 r7:ddde2d80 r6:83018200 r5:851c4b8c r4:851ad000 r10:61c88647 r9:848a6000 r8:851ad02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ad000 r8:80287e08 r7:eb765e60 r6:85328200 r5:848a6000 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 r4:85351a80 INFO: task kworker/1:779:5186 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 90ad4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:780:5189 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/1:780 state:D stack:0 pid:5189 tgid:5189 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb76dd84 r8:00000002 r7:60000113 r6:eb76dd8c r5:848a4800 r4:848a4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848a4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb76de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848eb640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5e3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c778c r4:851c7400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851c778c r4:851ad180 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:851ad1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851ad180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ad180 r8:80287e08 r7:eb765e60 r6:85328280 r5:848a4800 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 r4:85351b00 INFO: task kworker/1:780:5189 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 90fbc000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:781 state:D stack:0 pid:5191 tgid:5191 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:00001000 r4:eb55b000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c538c r4:851c5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851c538c r4:851ad080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84950000 r8:851ad0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851ad080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ad080 r8:80287e08 r7:eb76de60 r6:85328300 r5:84950000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb775fb0 to 0xeb775ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85351c00 INFO: task kworker/1:781:5191 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 90fbc000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:782:5192 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/1:782 state:D stack:0 pid:5192 tgid:5192 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb779d84 r8:00000002 r7:60000113 r6:eb779d8c r5:84950c00 r4:84950c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84950c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb779e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85351d40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84950c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb567000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c578c r4:851c5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851c578c r4:851ad100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84950c00 r8:851ad12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851ad100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ad100 r8:80287e08 r7:eb76de60 r6:85328380 r5:84950c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb779fb0 to 0xeb779ff8) 9fa0: 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 91251000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:783:5194 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/1:783 state:D stack:0 pid:5194 tgid:5194 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb781d84 r8:00000002 r7:60000013 r6:eb781d8c r5:84952400 r4:84952400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84952400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb781e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85351ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84952400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb579000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c5b8c r4:851c5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851c5b8c r4:851ad280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84952400 r8:851ad2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851ad280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ad280 r8:80287e08 r7:eb76de60 r6:85328400 r5:84952400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb781fb0 to 0xeb781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85351e40 INFO: task kworker/1:783:5194 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 91251000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:784:5196 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/1:784 state:D stack:0 pid:5196 tgid:5196 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb789d84 r8:00000002 r7:60000013 r6:eb789d8c r5:84951800 r4:84951800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84951800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb789e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85351f40 r4:00000000 [<8054b0ec>] (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) r5:851c5f8c r4:851c5c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84951800 r8:851ad22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xeb789fb0 to 0xeb789ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r4:00000000 5d20: 91784000 edb7b000 00000001 80239b98 7f067000 00000001 r4:e0585dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:785:5199 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/1:785 state:D stack:0 pid:5199 tgid:5199 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb791d84 r8:00000002 r7:60000113 r6:eb791d8c r5:84953000 r4:84953000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84953000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb791e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848eb000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84953000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb597000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c638c r4:851c6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851c638c r4:851ad400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84953000 r8:851ad42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851ad400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ad400 r8:80287e08 r7:eb76de60 r6:85328500 r5:84953000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb791fb0 to 0xeb791ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848eb080 INFO: task kworker/1:785:5199 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 91784000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:786:5200 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/1:786 state:D stack:0 pid:5200 tgid:5200 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb795d84 r8:00000002 r7:60000113 r6:eb795d8c r5:84954800 r4:84954800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84954800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb795e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848eb240 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84954800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5a3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c678c r4:851c6400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851c678c r4:851ad380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84954800 r8:851ad3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851ad380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ad380 r8:80287e08 r7:eb76de60 r6:85328580 r5:84954800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb795fb0 to 0xeb795ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848eb080 INFO: task kworker/1:786:5200 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 91911000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:787:5202 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/1:787 state:D stack:0 pid:5202 tgid:5202 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb79dd84 r8:00000002 r7:60000113 r6:eb79dd8c r5:84956000 r4:84956000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84956000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb79de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848eb380 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84956000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5b5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c6b8c r4:851c6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851c6b8c r4:851ad480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84956000 r8:851ad4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851ad480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ad480 r8:80287e08 r7:eb76de60 r6:85328600 r5:84956000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb79dfb0 to 0xeb79dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848eb200 INFO: task kworker/1:787:5202 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 91c9e000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:788:5204 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/1:788 state:D stack:0 pid:5204 tgid:5204 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb7a5d84 r8:00000002 r7:60000113 r6:eb7a5d8c r5:84955400 r4:84955400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84955400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848eb400 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84955400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5c1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c6f8c r4:851c6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851c6f8c r4:851ad580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84955400 r8:851ad5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851ad580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ad580 r8:80287e08 r7:eb76de60 r6:85328680 r5:84955400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb7a5fb0 to 0xeb7a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848eb2c0 INFO: task kworker/1:788:5204 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 91e52000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:789:5207 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/1:789 state:D stack:0 pid:5207 tgid:5207 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb7b1d84 r8:00000002 r7:60000113 r6:eb7b1d8c r5:84956c00 r4:84956c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84956c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848eb5c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84956c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5d3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c738c r4:851c7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851c738c r4:851ad600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84956c00 r8:851ad62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851ad600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ad600 r8:80287e08 r7:eb76de60 r6:85328700 r5:84956c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb7b1fb0 to 0xeb7b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848eb440 INFO: task kworker/1:789:5207 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 920c8000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:790:5209 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/1:790 state:D stack:0 pid:5209 tgid:5209 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb7b5d84 r8:00000002 r7:60000113 r6:eb7b5d8c r5:84953c00 r4:84953c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84953c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848eb880 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84953c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5f1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c7b8c r4:851c7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851c7b8c r4:851ad500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84953c00 r8:851ad52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851ad500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ad500 r8:80287e08 r7:eb76de60 r6:85328780 r5:84953c00 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 r4:848eb680 INFO: task kworker/1:790:5209 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9253b000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:791:5211 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/1:791 state:D stack:0 pid:5211 tgid:5211 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb7b9d84 r8:00000002 r7:60000113 r6:eb7b9d8c r5:85540000 r4:85540000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85540000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848ebdc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85540000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7cb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85448b8c r4:85448800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85448b8c r4:851ad700 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:851ad72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851ad700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ad700 r8:80287e08 r7:eb7b5e60 r6:85328800 r5:85540000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb7b9fb0 to 0xeb7b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848eb7c0 INFO: task kworker/1:791:5211 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9253b000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:792:5212 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/1:792 state:D stack:0 pid:5212 tgid:5212 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb7bdd84 r8:00000002 r7:60000013 r6:eb7bdd8c r5:85540c00 r4:85540c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85540c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7bde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848eba40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85540c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5f9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851c7f8c r4:851c7c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851c7f8c r4:851ad780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85540c00 r8:851ad7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851ad780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ad780 r8:80287e08 r7:eb7b9e60 r6:85328880 r5:85540c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb7bdfb0 to 0xeb7bdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848eb7c0 INFO: task kworker/1:792:5212 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9253b000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:793:5214 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/1:793 state:D stack:0 pid:5214 tgid:5214 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb78dd84 r8:00000002 r7:60000113 r6:eb78dd8c r5:85471800 r4:85471800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85471800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb78de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:00001000 r4:eb60f000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8544838c r4:85448000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 92a7f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:794:5217 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/1:794 state:D stack:0 pid:5217 tgid:5217 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb7c5d84 r8:00000002 r7:60000113 r6:eb7c5d8c r5:85473000 r4:85473000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85473000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848ebc80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85473000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb61d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8544878c r4:85448400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8544878c r4:851ad880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85473000 r8:851ad8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851ad880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ad880 r8:80287e08 r7:eb7b9e60 r6:851ad980 r5:85473000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb7c5fb0 to 0xeb7c5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:eb7c9d84 r8:00000002 r7:60000013 r6:eb7c9d8c r5:85473c00 r4:85473c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85473c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848ebf00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85473c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7d1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85448f8c r4:85448c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85448f8c r4:851ad300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85473c00 r8:851ad32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851ad300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ad300 r8:80287e08 r7:eb7b9e60 r6:851ada00 r5:85473c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb7c9fb0 to 0xeb7c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848ebd00 INFO: task kworker/1:795:5220 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 5d60: 80230ad0 80239bb0 800b0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) Not tainted 6.15.0-rc7-syzkaller #0 r5:85474800 r4:8291a680 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85449b8c r4:85449800 [<80287208>] (process_one_work) 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 r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:797:5223 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/1:797 state:D stack:0 pid:5223 tgid:5223 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb7ddd84 r8:00000002 r7:60000013 r6:eb7ddd8c r5:85475400 r4:85475400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85475400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7dde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:00001000 r4:eb7df000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8544938c r4:85449000 r7:ddde2d80 r6:83018200 r5:8544938c r4:851ada80 r10:00000000 r9:851ada80 r8:80287e08 r7:eb7d5e60 r6:851adb00 r5:85475400 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800b0013 r4:80239bb0 r4:e0585dc0 r5:00001000 r4:dfbdd000 r5:84be838c r4:84be8000 r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:798:5225 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/1:798 state:D stack:0 pid:5225 tgid:5225 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb7f1d84 r8:00000002 r7:60000013 r6:eb7f1d8c r5:85476000 r4:85476000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85476000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85439040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85476000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7e5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8544978c r4:85449400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8544978c r4:851adc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85476000 r8:851adcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851adc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851adc80 r8:80287e08 r7:eb7d5e60 r6:851add80 r5:85476000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb7f1fb0 to 0xeb7f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854392c0 INFO: task kworker/1:798:5225 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 93552000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:799:5226 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/1:799 state:D stack:0 pid:5226 tgid:5226 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb749d84 r8:00000002 r7:60000013 r6:eb749d8c r5:85476c00 r4:85476c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85476c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb749e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85439400 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85476c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85449f8c r4:85449c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85449f8c r4:851ad900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85476c00 r8:851ad92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851ad900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ad900 r8:80287e08 r7:eb7d5e60 r6:851add00 r5:85476c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb749fb0 to 0xeb749ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854392c0 INFO: task kworker/1:799:5226 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 93552000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 5fa0: 00000000 00000000 00000000 00000000 task:kworker/1:800 state:D stack:0 pid:5229 tgid:5229 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb568>] (vfree) from [<8054b11c>] (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) r5:8544a38c r4:8544a000 [<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 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:801:5231 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/1:801 state:D stack:0 pid:5231 tgid:5231 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb651d84 r8:00000002 r7:60000013 r6:eb651d8c r5:85470000 r4:85470000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85470000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb651e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85439d40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85470000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaecd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8544b38c r4:8544b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8544b38c r4:851adf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85470000 r8:851adf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851adf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851adf00 r8:80287e08 r7:eb7fde60 r6:851ade80 r5:85470000 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 r4:85439480 INFO: task kworker/1:801:5231 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 939d5000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:802:5233 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/1:802 state:D stack:0 pid:5233 tgid:5233 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb801d84 r8:00000002 r7:60000013 r6:eb801d8c r5:84af1800 r4:84af1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84af1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb801e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85439680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84af1800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa5b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8544a78c r4:8544a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8544a78c r4:8479bf80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84af1800 r8:8479bfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8479bf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8479bf80 r8:80287e08 r7:eb651e60 r6:8479bd80 r5:84af1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb801fb0 to 0xeb801ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854395c0 INFO: task kworker/1:802:5233 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r4:00000000 Exception stack(0xe0585d28 to 0xe0585d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:803:5234 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/1:803 state:D stack:0 pid:5234 tgid:5234 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb805d84 r8:00000002 r7:60000013 r6:eb805d8c r5:85490000 r4:85490000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85490000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb805e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85439a40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85490000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead85000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8544ab8c r4:8544a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8544ab8c r4:854a1f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85490000 r8:854a1fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854a1f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854a1f80 r8:80287e08 r7:eb651e60 r6:85469000 r5:85490000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb805fb0 to 0xeb805ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854395c0 INFO: task kworker/1:803:5234 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9413c000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r5:00001000 r4:dfbdd000 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 5fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:804:5236 blocked for more than 465 seconds. Workqueue: events bpf_prog_free_deferred r5:85492400 r4:8291a680 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85439ac0 r5:00001000 r4:eadfb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8544af8c r4:8544ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8544af8c r4:85469080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85492400 r8:854690ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85469080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85469080 r8:80287e08 r7:eb651e60 r6:85469180 r5:85492400 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 r4:85439c00 INFO: task kworker/1:804:5236 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9413c000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<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 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:85469200 r8:80287e08 r7:eb651e60 r6:85469280 r5:85490c00 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:806:5241 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/1:806 state:D stack:0 pid:5241 tgid:5241 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb80dd84 r8:00000002 r7:60000013 r6:eb80dd8c r5:85493000 r4:85493000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85493000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb80de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85439dc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85493000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf0b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8544b78c r4:8544b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8544b78c r4:85469300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85493000 r8:8546932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85469300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 Exception stack(0xeb80dfb0 to 0xeb80dff8) task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 5fa0: 00000000 00000000 00000000 00000000 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:807:5243 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/1:807 state:D stack:0 pid:5243 tgid:5243 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb815d84 r8:00000002 r7:60000013 r6:eb815d8c r5:85494800 r4:85494800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85494800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb815e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549b2c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85494800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (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) r5:8544bf8c r4:8544bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8544bf8c r4:85469380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85494800 r8:854693ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85469380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85469380 r8:80287e08 r7:eb645e60 r6:85469500 r5:85494800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb815fb0 to 0xeb815ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8549b100 INFO: task kworker/1:807:5243 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 948cb000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:e0585dc0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:eb26b000 [<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) r4:849b9d40 r4:85496c00 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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(0xeb81dfb0 to 0xeb81dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8549b580 INFO: task kworker/1:809:5247 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 94ada000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:810:5248 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/1:810 state:D stack:0 pid:5248 tgid:5248 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb821d84 r8:00000002 r7:60000113 r6:eb821d8c r5:85491800 r4:85491800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85491800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb821e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549bac0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85491800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2cb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85520f8c r4:85520c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85520f8c r4:85469580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85491800 r8:854695ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85469580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85469580 r8:80287e08 r7:eb81de60 r6:85469800 r5:85491800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb821fb0 to 0xeb821ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:8549b480 Call trace: Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r5:84be838c r4:84be8000 [<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 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:00001000 r4:eb2b1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85520b8c r4:85520800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85520b8c r4:85469680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85470c00 r8:854696ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85469680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85469680 r8:80287e08 r7:eb821e60 r6:85469900 r5:85470c00 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 r4:8549b700 INFO: task kworker/1:811:5250 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 950a4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:812:5253 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/1:812 state:D stack:0 pid:5253 tgid:5253 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb811d84 r8:00000002 r7:60000113 r6:eb811d8c r5:85496000 r4:85496000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85496000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb811e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546c280 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85496000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb49f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8552278c r4:85522400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8552278c r4:85469780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85496000 r8:854697ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85469780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85469780 r8:80287e08 r7:eb821e60 r6:85469980 r5:85496000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb811fb0 to 0xeb811ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8549ba80 INFO: task kworker/1:812:5253 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 951f6000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:813:5255 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/1:813 state:D stack:0 pid:5255 tgid:5255 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb829d84 r8:00000002 r7:60000013 r6:eb829d8c r5:85495400 r4:85495400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85495400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb829e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549bb40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85495400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [<8054b0ec>] (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) r5:8552138c r4:85521000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8552138c r4:85469a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85495400 r8:85469a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85469a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85469a00 r8:80287e08 r7:eb811e60 r6:85469b00 r5:85495400 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 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r5:00001000 r4:dfbdd000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:814:5257 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/1:814 state:D stack:0 pid:5257 tgid:5257 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__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) r5:8552178c r4:85521400 [<80287208>] (process_one_work) 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(0xeb82dfb0 to 0xeb82dff8) r4:8549bd00 r4:00000000 r4:82ac21e4 r5:00001000 r4:dfbdd000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb831e08 [<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 r4:8549be80 INFO: task kworker/1:815:5260 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 95828000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:816:5261 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/1:816 state:D stack:0 pid:5261 tgid:5261 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb839d84 r8:00000002 r7:60000013 r6:eb839d8c r5:85549800 r4:85549800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85549800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb839e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85439b40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85549800 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb40f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85521f8c r4:85521c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85521f8c r4:85469b80 [<80287208>] (process_one_work) 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 INFO: task kworker/1:816:5261 is blocked on a mutex likely owned by task kworker/1:158:3743. r5:800b0013 r4:80239bb0 r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb835d84 r8:00000002 r7:60000013 r6:eb835d8c r5:8554a400 r4:8554a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8554a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb835e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546c000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8554a400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb435000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8552238c r4:85522000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8552238c r4:85469c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8554a400 r8:85469cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85469c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85469c80 r8:80287e08 r7:eb811e60 r6:85469d80 r5:8554a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb835fb0 to 0xeb835ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8546c140 INFO: task kworker/1:817:5263 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:8554b000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8552338c r4:85523000 r7:ddde2d80 r6:83018200 r5:8552338c r4:8549d000 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:819:5267 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 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) r5:85522b8c r4:85522800 r10:61c88647 r9:8554bc00 r8:8549d0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 INFO: task kworker/1:819:5267 is blocked on a mutex likely owned by task kworker/1:158:3743. r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 5fa0: 00000000 00000000 00000000 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) r4:8549d200 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9624d000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:821:5272 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/1:821 state:D stack:0 pid:5272 tgid:5272 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb849d84 r8:00000002 r7:60000113 r6:eb849d8c r5:8554d400 r5:8554d400 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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) r5:85523b8c r4:85523800 r10:61c88647 r9:8554d400 r8:8549d32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:00001000 r4:dfbdd000 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:822:5273 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/1:822 state:D stack:0 pid:5273 tgid:5273 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb84dd84 r8:00000002 r7:60000113 r6:eb84dd8c r5:8554e000 r4:8554e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8554e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb84de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_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) r5:8552378c r4:85523400 [<80287208>] (process_one_work) 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/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800b0013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:00001000 r4:dfbdd000 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:823:5275 blocked for more than 466 seconds. r10:8291a684 r9:eb851d84 r8:00000002 r7:60000013 r6:eb851d8c r5:8554ec00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb851e08 r5:85523f8c r4:85523c00 r10:61c88647 r9:8554ec00 r8:8549d52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:824:5277 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/1:824 state:D stack:0 pid:5277 tgid:5277 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb855d84 r8:00000002 r7:60000113 r6:eb855d8c r5:85550000 r4:85550000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85550000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb855e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546cd80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85550000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [<8054b0ec>] (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) r5:8552c78c r4:8552c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8552c78c r4:8549d680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85550000 r8:8549d6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8549d680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8549d680 r8:80287e08 r7:eb851e60 r6:8549d580 r5:85550000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb855fb0 to 0xeb855ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8546ca40 INFO: task kworker/1:824:5277 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 96cc7000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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:eb859e08 [<80287208>] (process_one_work) from [<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 r4:8546cf00 INFO: task kworker/1:825:5279 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 96cc7000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85483040 r5:8552cb8c r4:8552c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8552cb8c r4:8549d880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:8549d880 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0585d28 to 0xe0585d70) [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:84be838c r4:84be8000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:827:5283 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/1:827 state:D stack:0 pid:5283 tgid:5283 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb861d84 r8:00000002 r7:60000113 r6:eb861d8c r5:85552400 r4:85552400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85552400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb861e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854831c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85552400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb703000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8552cf8c r4:8552cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8552cf8c r4:8549d780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85552400 r8:8549d7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8549d780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8549d780 r8:80287e08 r7:eb85de60 r6:8549da80 r5:85552400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb861fb0 to 0xeb861ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854832c0 INFO: task kworker/1:827:5283 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 96f82000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:828:5285 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/1:828 state:D stack:0 pid:5285 tgid:5285 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb865d84 r8:00000002 r7:60000013 r6:eb865d8c r5:85553000 r4:85553000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85553000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb865e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854833c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85553000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [<8054b0ec>] (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) r5:8552d38c r4:8552d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8552d38c r4:8549d900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85553000 r8:8549d92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8549d900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8549d900 r8:80287e08 r7:eb861e60 r6:8549da00 r5:85553000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb865fb0 to 0xeb865ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85483180 INFO: task kworker/1:828:5285 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 973fb000 edb7b000 00000001 80239b98 7f067000 00000001 5d60: 80230ad0 80239bb0 800b0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0585fb0 to 0xe0585ff8) r4:849b9d40 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb87f000 r5:8552df8c r4:8552dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8549db00 r8:80287e08 r7:eb865e60 r6:8549dc80 r5:85553c00 INFO: task kworker/1:829:5287 is blocked on a mutex likely owned by task kworker/1:158:3743. Exception stack(0xe0585d28 to 0xe0585d70) 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:830:5290 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/1:830 state:D stack:0 pid:5290 tgid:5290 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb86dd84 r8:00000002 r7:60000113 r6:eb86dd8c r5:85554800 r4:85554800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85554800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb86de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85483540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85554800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb721000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8552d78c r4:8552d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8552d78c r4:8549db80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85554800 r8:8549dbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8549db80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8549db80 r8:80287e08 r7:eb869e60 r6:8549dd00 r5:85554800 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 r4:85483500 INFO: task kworker/1:830:5290 is blocked on a mutex likely owned by task kworker/1:158:3743. Call trace: Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:831:5291 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/1:831 state:D stack:0 pid:5291 tgid:5291 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb875d84 r8:00000002 r7:60000113 r6:eb875d8c r5:85555400 r4:85555400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85555400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb875e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85483680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85555400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b0ec>] (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) r5:8552db8c r4:8552d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8552db8c r4:8549dd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85555400 r8:8549ddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8549dd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8549dd80 r8:80287e08 r7:eb869e60 r6:8549dc00 r5:85555400 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 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 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:eb87de08 r5:00001000 r4:eb893000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8552e78c r4:8552e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8552e78c r4:8549de00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85556000 r8:8549de2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8549de00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8549de00 r8:80287e08 r7:eb869e60 r6:8549df00 r5:85556000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb87dfb0 to 0xeb87dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85483800 INFO: task kworker/1:832:5293 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 97b06000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/1:833:5295 blocked for more than 466 seconds. [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:eb885000 r5:8552e38c r4:8552e000 r7:ddde2d80 r6:83018200 r5:8552e38c r4:85469f00 r10:00000000 r9:85469f00 r8:80287e08 r7:eb87de60 r6:85469e80 r5:85556c00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 r4:e0585dc0 r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:834:5297 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/1:834 state:D stack:0 pid:5297 tgid:5297 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb889d84 r8:00000002 r7:60000113 r6:eb889d8c r5:85558000 r4:85558000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85558000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb889e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85483c80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85558000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb899000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8552eb8c r4:8552e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8552eb8c r4:85350000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85558000 r8:8535002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85350000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85350000 r8:80287e08 r7:eb87de60 r6:85350080 r5:85558000 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 r4:85483ac0 INFO: task kworker/1:834:5297 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<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 r4:85558c00 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb89de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85483e00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85558c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8a7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8552ef8c r4:8552ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8552ef8c r4:85350100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85558c00 r8:8535012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85350100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85350100 r8:80287e08 r7:eb889e60 r6:85350280 r5:85558c00 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 r4:85483c40 INFO: task kworker/1:835:5300 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 97fb2000 edb7b000 00000001 80239b98 7f067000 00000001 5d60: 80230ad0 80239bb0 800b0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0585fb0 to 0xe0585ff8) task:kworker/1:836 state:D stack:0 pid:5301 tgid:5301 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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) r5:8552fb8c r4:8552f800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 5d20: 981be000 edb7b000 00000001 80239b98 7f067000 00000001 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:837:5303 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/1:837 state:D stack:0 pid:5303 tgid:5303 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb8b1d84 r8:00000002 r7:60000113 r6:eb8b1d8c r5:8555a400 r4:8555a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8555a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546cdc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8555a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [<8054b0ec>] (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) r5:8552f38c r4:8552f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8552f38c r4:85350400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8555a400 r8:8535042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85350400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85350400 r8:80287e08 r7:eb8a5e60 r6:85350300 r5:8555a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8b1fb0 to 0xeb8b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8546cfc0 INFO: task kworker/1:837:5303 is blocked on a mutex likely owned by task kworker/1:158:3743. Workqueue: events bpf_prog_free_deferred Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:838:5304 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/1:838 state:D stack:0 pid:5304 tgid:5304 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb8bdd84 r8:00000002 r7:60000113 r6:eb8bdd8c r5:8555b000 r4:8555b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8555b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8bde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851af000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8555b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8bf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8552f78c r4:8552f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8552f78c r4:85350380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8555b000 r8:853503ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85350380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85350380 r8:80287e08 r7:eb8a5e60 r6:85350480 r5:8555b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8bdfb0 to 0xeb8bdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8546cfc0 INFO: task kworker/1:838:5304 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9883a000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 r4:00000000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0585fb0 to 0xe0585ff8) r4:849b9d40 task:kworker/1:839 state:D stack:0 pid:5307 tgid:5307 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8552ff8c r4:8552fc00 r7:ddde2d80 r6:83018200 r5:8552ff8c r4:85350500 r10:00000000 r9:85350500 r8:80287e08 r7:eb8a5e60 r6:85350600 r5:8555c800 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:840:5309 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/1:840 state:D stack:0 pid:5309 tgid:5309 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:eb8d5000 r5:8553c38c r4:8553c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8555e000 r8:853506ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/1:841:5310 blocked for more than 466 seconds. r5:8555bc00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8dde08 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8555bc00 r8:853505ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85350580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85350580 r8:80287e08 r7:eb8d9e60 r6:85350700 r5:8555bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8ddfb0 to 0xeb8ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851af240 INFO: task kworker/1:841:5310 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 98db6000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:248:5315 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/0:248 state:D stack:0 pid:5315 tgid:5315 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb8e5d84 r8:00000002 r7:60000113 r6:eb8e5d8c r5:8555ec00 r4:8555ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8555ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557bd00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8555ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaead000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853e1f8c r4:853e1c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:853e1f8c r4:85328900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8555ec00 r8:8532892c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85328900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85328900 r8:80287e08 r7:eb62de60 r6:85328a80 r5:8555ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8e5fb0 to 0xeb8e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8557be00 INFO: task kworker/0:248:5315 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 99155000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557bec0 r5:853e238c r4:853e2000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8557bc40 INFO: task kworker/0:249:5317 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 99155000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:842:5320 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/1:842 state:D stack:0 pid:5320 tgid:5320 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb8e9d84 r8:00000002 r7:60000113 r6:eb8e9d8c r5:85543c00 r4:85543c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85543c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8553cb8c r4:8553c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8553cb8c r4:85350800 [<80287208>] (process_one_work) from [<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 r9:85350800 r8:80287e08 r7:eb8dde60 r6:85328b00 r5:85543c00 INFO: task kworker/1:842:5320 is blocked on a mutex likely owned by task kworker/1:158:3743. 5d20: 99721000 edb7b000 00000001 80239b98 7f067000 00000001 r4:e0585dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 5fc0: 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/0:250 state:D stack:0 pid:5321 tgid:5321 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb8edd84 r8:00000002 r7:60000113 r6:eb8edd8c r5:85544800 r4:85544800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85544800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ede08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557b400 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85544800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (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) r5:853e2b8c r4:853e2800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:853e2b8c r4:85328c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85544800 r8:85328c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85328c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85328c00 r8:80287e08 r7:eb62de60 r6:85328d00 r5:85544800 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 r4:8557bf40 INFO: task kworker/0:250:5321 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 99721000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 5fa0: 00000000 00000000 00000000 00000000 r4:849b9d40 task:kworker/0:251 state:D stack:0 pid:5322 tgid:5322 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:85546000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a9e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a0100 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85546000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1fb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853e2f8c r4:853e2c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:853e2f8c r4:85328c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85546000 r8:85328cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85328c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85328c80 r8:80287e08 r7:eb8ede60 r6:85328b80 r5:85546000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb7a9fb0 to 0xeb7a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8557bf40 INFO: task kworker/0:251:5322 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 99b23000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:252:5326 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/0:252 state:D stack:0 pid:5326 tgid:5326 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb8f1d84 r8:00000002 r7:60000113 r6:eb8f1d8c r5:85546c00 r4:85546c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85546c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85340000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85546c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb227000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853e338c r4:853e3000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:853e338c r4:85328d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85546c00 r8:85328dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85328d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85328d80 r8:80287e08 r7:eb7a9e60 r6:85328e80 r5:85546c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8f1fb0 to 0xeb8f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853400c0 INFO: task kworker/0:252:5326 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 99b23000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:253:5327 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/0:253 state:D stack:0 pid:5327 tgid:5327 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced80 r6:83018000 r5:853e378c r4:85328f00 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 5d60: 80230ad0 80239bb0 800b0013 ffffffff [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:254:5329 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/0:254 state:D stack:0 pid:5329 tgid:5329 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb8fdd84 r8:00000002 r7:60000113 r6:eb8fdd8c r5:85543000 r4:85543000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85543000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8fde08 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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) r5:853e3f8c r4:853e3c00 r7:dddced80 r6:83018000 r5:853e3f8c r4:853f6f80 r10:00000000 r9:853f6f80 r8:80287e08 r7:eb8f9e60 r6:853f6e80 r5:85543000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800b0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:255:5332 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/0:255 state:D stack:0 pid:5332 tgid:5332 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb901d84 r8:00000002 r7:60000113 r6:eb901d8c r5:85542400 r4:85542400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85542400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb901e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853403c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85542400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb517000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853e3b8c r4:853e3800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:853e3b8c r4:85580080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85542400 r8:855800ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85580080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85580080 r8:80287e08 r7:eb8fde60 r6:85580180 r5:85542400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb901fb0 to 0xeb901ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85340600 INFO: task kworker/0:255:5332 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9a0c2000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:256:5333 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/0:256 state:D stack:0 pid:5333 tgid:5333 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb905d84 r8:00000002 r7:60000013 r6:eb905d8c r5:848f8000 r4:848f8000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848f8000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb905e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853406c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb547000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847b2b8c r4:847b2800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:847b2b8c r4:85580000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848f8000 r8:8558002c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85580000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85580000 r8:80287e08 r7:eb8fde60 r6:85580100 r5:848f8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb905fb0 to 0xeb905ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85340440 INFO: task kworker/0:256:5333 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9a4dd000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:257:5335 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/0:257 state:D stack:0 pid:5335 tgid:5335 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb909d84 r8:00000002 r7:60000013 r6:eb909d8c r5:848f8c00 r4:848f8c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848f8c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb909e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853409c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 r5:847b238c r4:847b2000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:847b238c r4:85580200 r4:85580200 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 5d20: 9a6a6000 edb7b000 00000001 80239b98 7f067000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85340800 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb55d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847b278c r4:847b2400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:847b278c r4:85580380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848f9800 r8:855803ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85580380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85580380 r8:80287e08 r7:eb909e60 r6:85580280 r5:848f9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8f5fb0 to 0xeb8f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85340680 INFO: task kworker/0:258:5336 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9a6a6000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:259:5339 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/0:259 state:D stack:0 pid:5339 tgid:5339 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb90dd84 r8:00000002 r7:60000113 r6:eb90dd8c r5:848fa400 r4:848fa400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848fa400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb90de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85340b00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [<8054b0ec>] (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) r5:847b1f8c r4:847b1c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:847b1f8c r4:85580400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848fa400 r8:8558042c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85580400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85580400 r8:80287e08 r7:eb909e60 r6:85580500 r5:848fa400 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 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 5d20: 9a6a6000 edb7b000 00000001 80239b98 7f067000 00000001 r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:260:5342 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/0:260 state:D stack:0 pid:5342 tgid:5342 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb915d84 r8:00000002 r7:60000113 r6:eb915d8c r5:848fb000 r4:848fb000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848fb000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb915e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85340c80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<8054b0ec>] (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) r5:8558838c r4:85588000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8558838c r4:85580580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848fb000 r8:855805ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85580580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85580580 r8:80287e08 r7:eb90de60 r6:85580680 r5:848fb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb915fb0 to 0xeb915ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85340a40 INFO: task kworker/0:260:5342 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9ab51000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/0:261:5343 blocked for more than 466 seconds. r4:848fbc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb919e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5cb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85588b8c r4:85588800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85588b8c r4:85580480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848fbc00 r8:855804ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85580480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85580480 r8:80287e08 r7:eb915e60 r6:85580600 r5:848fbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb919fb0 to 0xeb919ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85340a40 INFO: task kworker/0:261:5343 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9ae47000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:262:5344 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/0:262 state:D stack:0 pid:5344 tgid:5344 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb911d84 r8:00000002 r7:60000113 r6:eb911d8c r5:848fc800 r4:848fc800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848fc800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb911e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85340ec0 r5:00001000 r4:eb5b7000 r5:8558878c r4:85588400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8558878c r4:85580700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848fc800 r8:8558072c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85580700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85580700 r8:80287e08 r7:eb919e60 r6:85580780 r5:848fc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb911fb0 to 0xeb911ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85340a40 INFO: task kworker/0:262:5344 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9b129000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r5:848fd400 r4:8291a680 r4:00000000 r4:00000000 r5:00001000 r4:eb611000 r5:8558978c r4:85589400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8558978c r4:85580800 r4:85580800 dfa0: 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0585d28 to 0xe0585d70) [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:84be838c r4:84be8000 r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:264:5349 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/0:264 state:D stack:0 pid:5349 tgid:5349 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb921d84 r8:00000002 r7:60000013 r6:eb921d8c r5:848fe000 r4:848fe000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848fe000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb921e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85499140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5eb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85588f8c r4:85588c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85588f8c r4:85580900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848fe000 r8:8558092c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85580900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85580900 r8:80287e08 r7:eb91de60 r6:85580980 r5:848fe000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb921fb0 to 0xeb921ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85499100 INFO: task kworker/0:264:5349 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9b129000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:265:5351 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/0:265 state:D stack:0 pid:5351 tgid:5351 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb925d84 r8:00000002 r7:60000113 r6:eb925d8c r5:848fec00 r4:848fec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848fec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb925e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85499340 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5f7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8558938c r4:85589000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8558938c r4:85580a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848fec00 r8:85580a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85580a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85580a00 r8:80287e08 r7:eb91de60 r6:85580b80 r5:848fec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb925fb0 to 0xeb925ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85499440 INFO: task kworker/0:265:5351 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9b129000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84968000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb92de08 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85589b8c r4:85589800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85589b8c r4:85580a80 r10:61c88647 r9:84968000 r8:85580aac r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 5d60: 80230ad0 80239bb0 800b0013 ffffffff r4:00000000 r5:00001000 r4:dfbdd000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:267:5355 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/0:267 state:D stack:0 pid:5355 tgid:5355 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb931d84 r8:00000002 r7:60000113 r6:eb931d8c r5:84968c00 r4:84968c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84968c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb931e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85499780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84968c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb753000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85589f8c r4:85589c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85589f8c r4:85580c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84968c00 r8:85580cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85580c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85580c80 r8:80287e08 r7:eb92de60 r6:85580d80 r5:84968c00 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 r4:854995c0 INFO: task kworker/0:267:5355 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9b6e0000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<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 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:84969800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 r5:8558af8c r4:8558ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8558af8c r4:85580b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84969800 r8:85580b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85580b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85580b00 r8:80287e08 r7:eb931e60 r6:85580e80 r5:84969800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb935fb0 to 0xeb935ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85499740 INFO: task kworker/0:268:5357 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9ba83000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:269:5359 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/0:269 state:D stack:0 pid:5359 tgid:5359 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb939d84 r8:00000002 r7:60000113 r6:eb939d8c r5:8496a400 r4:8496a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8496a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb939e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8496a400 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb75d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8558a38c r4:8558a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8558a38c r4:85580d00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85580d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85580d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85580d00 r8:80287e08 r7:eb935e60 r6:85580e00 r5:8496a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb939fb0 to 0xeb939ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85499740 INFO: task kworker/0:269:5359 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9bd05000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:848ec200 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:8496b000 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r5:8558a78c r4:8558a400 r7:dddced80 r6:83018000 r5:8558a78c r4:853f6f00 r4:00000001 r4:85499a80 Workqueue: events bpf_prog_free_deferred r4:00000000 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r4:82ac21e4 r4:e0585dc0 r4:00000000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/0:271:5363 blocked for more than 467 seconds. task:kworker/0:271 state:D stack:0 pid:5363 tgid:5363 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb929d84 r8:00000002 r7:60000113 r6:eb929d8c r5:8496bc00 r4:8496bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8496bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb929e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85499c00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8496bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb785000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8558ab8c r4:8558a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8558ab8c r4:85580f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8496bc00 r8:85580f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85580f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85580f00 r8:80287e08 r7:eb935e60 r6:85580f80 r5:8496bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb929fb0 to 0xeb929ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85499b40 INFO: task kworker/0:271:5363 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9c337000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eb941d84 r8:00000002 r7:60000013 r6:eb941d8c r5:8496c800 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8558bb8c r4:8558b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8496c800 r8:8545c02c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:273:5366 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/0:273 state:D stack:0 pid:5366 tgid:5366 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb949d84 r8:00000002 r7:60000113 r6:eb949d8c r5:8496d400 r4:8496d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8496d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb949e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851afd80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8496d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7ad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8558b38c r4:8558b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8558b38c r4:8545c080 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8545c0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8545c080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8545c080 r8:80287e08 r7:eb941e60 r6:8545c280 r5:8496d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb949fb0 to 0xeb949ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851af6c0 INFO: task kworker/0:273:5366 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9c337000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85340f40 r5:8558b78c r4:8558b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8496e000 r8:8545c12c r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:275:5371 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/0:275 state:D stack:0 pid:5371 tgid:5371 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb951d84 r8:00000002 r7:60000113 r6:eb951d8c r5:8496ec00 r4:8496ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8496ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb951e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f71c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8496ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [<8054b0ec>] (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) r5:8558bf8c r4:8558bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8558bf8c r4:8545c200 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8545c22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8545c200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8545c200 r8:80287e08 r7:eb941e60 r6:8545c480 r5:8496ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb951fb0 to 0xeb951ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 5d60: 80230ad0 80239bb0 800b0013 ffffffff r4:e0585dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 Workqueue: events bpf_prog_free_deferred r5:855d0000 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f7300 r5:8559038c r4:85590000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:855d0000 r8:8545c32c r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9d1cd000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:277:5376 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/0:277 state:D stack:0 pid:5376 tgid:5376 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb95dd84 r8:00000002 r7:60000113 r6:eb95dd8c r5:855d0c00 r4:855d0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855d0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb95de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f7600 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85590b8c r4:85590800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8545c580 Exception stack(0xeb95dfb0 to 0xeb95dff8) task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:dfbdd000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/0:278:5377 blocked for more than 467 seconds. r4:855d1800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb965e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f7480 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb967000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8559078c r4:85590400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8559078c r4:8545c400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855d1800 r8:8545c42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8545c400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8545c400 r8:80287e08 r7:eb95de60 r6:8545c780 r5:855d1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb965fb0 to 0xeb965ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853f7440 INFO: task kworker/0:278:5377 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9d7bb000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings task:kworker/0:279 state:D stack:0 pid:5380 tgid:5380 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:855d2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855d2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb971e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f7ac0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855d2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb997000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8559178c r4:85591400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8559178c r4:8545c600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855d2400 r8:8545c62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8545c600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8545c600 r8:80287e08 r7:eb95de60 r6:8545c800 r5:855d2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb971fb0 to 0xeb971ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853f75c0 INFO: task kworker/0:279:5380 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9d7bb000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:84be838c r4:84be8000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:85560000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 r5:85590f8c r4:85590c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb991fb0 to 0xeb991ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853f7740 INFO: task kworker/0:280:5382 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9dbd5000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:281:5383 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/0:281 state:D stack:0 pid:5383 tgid:5383 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r5:85562400 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8559138c r4:85591000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8559138c r4:8545c700 [<80287208>] (process_one_work) from [<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 r9:8545c700 r8:80287e08 r7:eb971e60 r6:85350880 r5:85562400 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__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 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:282:5385 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/0:282 state:D stack:0 pid:5385 tgid:5385 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb9a9d84 r8:00000002 r7:60000113 r6:eb9a9d8c r5:85560c00 r4:85560c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85560c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532d000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85560c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [<8054b0ec>] (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) r5:8559278c r4:85592400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8559278c r4:8545c900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85560c00 r8:8545c92c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8545c900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8545c900 r8:80287e08 r7:eb971e60 r6:85350900 r5:85560c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9a9fb0 to 0xeb9a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853f7a80 INFO: task kworker/0:282:5385 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9e039000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 r5:00001000 r4:dfbdd000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xe0585fb0 to 0xe0585ff8) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85591b8c r4:85591800 r7:dddced80 r6:83018000 r5:85591b8c r4:8545ca00 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 5d60: 80230ad0 80239bb0 800b0013 ffffffff r4:e0585dc0 r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:284:5389 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/0:284 state:D stack:0 pid:5389 tgid:5389 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb9a1d84 r8:00000002 r7:60000013 r6:eb9a1d8c r5:855d3c00 r4:855d3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855d3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f7d00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855d3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [<8054b0ec>] (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) r5:85591f8c r4:85591c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85591f8c r4:8545c980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855d3c00 r8:8545c9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8545c980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8545c980 r8:80287e08 r7:eb9a9e60 r6:8545cb80 r5:855d3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9a1fb0 to 0xeb9a1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853f7cc0 INFO: task kworker/0:284:5389 is blocked on a mutex likely owned by task kworker/1:158:3743. Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:84be838c r4:84be8000 r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:855d4800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb945e08 r9:83018005 r8:855d4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 r5:8559238c r4:85592000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855d4800 r8:8545cc2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8545cc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8545cc00 r8:80287e08 r7:eb9a9e60 r6:8545cb00 r5:855d4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb945fb0 to 0xeb945ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853f7cc0 INFO: task kworker/0:285:5390 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9e77b000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:286:5393 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/0:286 state:D stack:0 pid:5393 tgid:5393 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb9b9d84 r8:00000002 r7:60000013 r6:eb9b9d8c r5:855d5400 r4:855d5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855d5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_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) r5:85592b8c r4:85592800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85592b8c r4:8545cc80 r4:8545cc80 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0585d28 to 0xe0585d70) r4:e0585dc0 r5:00001000 r4:dfbdd000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:287 state:D stack:0 pid:5395 tgid:5395 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb9d5d84 r8:00000002 r7:60000113 r6:eb9d5d8c r5:855d6000 r4:855d6000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855d6000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532d4c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9dd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8559338c r4:85593000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8559338c r4:8545ce00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855d6000 r8:8545ce2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8545ce00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8545ce00 r8:80287e08 r7:eb9b9e60 r6:8545cf00 r5:855d6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9d5fb0 to 0xeb9d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532d100 INFO: task kworker/0:287:5395 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9e91f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:288:5397 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/0:288 state:D stack:0 pid:5397 tgid:5397 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb9c1d84 r8:00000002 r7:60000113 r6:eb9c1d8c r5:855d6c00 r4:855d6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855d6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532d300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 [<8054b0ec>] (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) r5:85592f8c r4:85592c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85592f8c r4:8545cd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855d6c00 r8:8545cd2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8545cd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8545cd00 r8:80287e08 r7:eb9d5e60 r6:8545ce80 r5:855d6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9c1fb0 to 0xeb9c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532d100 INFO: task kworker/0:288:5397 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9ee83000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/0:289:5400 blocked for more than 467 seconds. r5:84ae8000 r4:8291a680 r4:00000000 r4:00000000 r5:8559378c r4:85593400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8559378c r4:855f8100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ae8000 r8:855f812c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855f8100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855f8100 r8:80287e08 r7:eb9d5e60 r6:855f8180 r5:84ae8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9e1fb0 to 0xeb9e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532d480 INFO: task kworker/0:289:5400 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9ee83000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:290:5401 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/0:290 state:D stack:0 pid:5401 tgid:5401 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb9e9d84 r8:00000002 r7:60000113 r6:eb9e9d8c r5:84ae8c00 r4:84ae8c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e9e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532d7c0 r5:85593b8c r4:85593800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85593b8c r4:855f8000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ae8c00 r8:855f802c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855f8000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855f8000 r8:80287e08 r7:eb9e1e60 r6:855f8080 r5:84ae8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9e9fb0 to 0xeb9e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532d540 INFO: task kworker/0:290:5401 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9ee83000 edb7b000 00000001 80239b98 7f067000 00000001 5d60: 80230ad0 80239bb0 800b0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85593f8c r4:85593c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85593f8c r4:855f8200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ae9800 r8:855f822c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855f8200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855f8200 r8:80287e08 r7:eb9e9e60 r6:855f8380 r5:84ae9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9f5fb0 to 0xeb9f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532d780 INFO: task kworker/0:291:5403 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9f3c2000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:292:5404 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/0:292 state:D stack:0 pid:5404 tgid:5404 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb9fdd84 r8:00000002 r7:60000113 r6:eb9fdd8c r5:84aea400 r4:84aea400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84aea400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9fde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a3a40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84aea400 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eadd5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8559cf8c r4:8559cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8559cf8c r4:855f8280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aea400 r8:855f82ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:855f8280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855f8280 r8:80287e08 r7:eb9f5e60 r6:855f8480 r5:84aea400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9fdfb0 to 0xeb9fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532da40 INFO: task kworker/0:292:5404 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9f66c000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 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 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba09d84 r8:00000002 r7:60000113 r6:eba09d8c r5:84aeb000 r4:84aeb000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84aeb000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba09e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532db00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84aeb000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfaa3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8559c38c r4:8559c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8559c38c r4:855f8300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aeb000 r8:855f832c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855f8300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855f8300 r8:80287e08 r7:eb9fde60 r6:855f8500 r5:84aeb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba09fb0 to 0xeba09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532dac0 INFO: task kworker/0:293:5407 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9f66c000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 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 r4:85563000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018005 r8:85563000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 r5:8559c78c r4:8559c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8559c78c r4:855f8580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85563000 r8:855f85ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:855f8580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855f8580 r8:80287e08 r7:eb9fde60 r6:85350a00 r5:85563000 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 r4:8532dac0 INFO: task kworker/0:294:5408 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9fa55000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:295:5411 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/0:295 state:D stack:0 pid:5411 tgid:5411 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba19d84 r8:00000002 r7:60000013 r6:eba19d8c r5:85563c00 r4:85563c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85563c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba19e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532ddc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85563c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaae3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8559cb8c r4:8559c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8559cb8c r4:855f8400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85563c00 r8:855f842c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855f8400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855f8400 r8:80287e08 r7:eb9fde60 r6:85350a80 r5:85563c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba19fb0 to 0xeba19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532dd80 INFO: task kworker/0:295:5411 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: 9fdeb000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:296:5413 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/0:296 state:D stack:0 pid:5413 tgid:5413 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba1dd84 r8:00000002 r7:60000113 r6:eba1dd8c r5:85564800 r4:85564800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85564800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba1de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85606040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85564800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaee3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8559d38c r4:8559d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8559d38c r4:855f8700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85564800 r8:855f872c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855f8700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855f8700 r8:80287e08 r7:eb9fde60 r6:85350b00 r5:85564800 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 r4:8532df00 INFO: task kworker/0:296:5413 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a0055000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:297:5415 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/0:297 state:D stack:0 pid:5415 tgid:5415 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba25d84 r8:00000002 r7:60000113 r6:eba25d8c r5:85566000 r4:85566000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85566000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba25e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85606140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85566000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf5d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8559d78c r4:8559d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8559d78c r4:855f8780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85566000 r8:855f87ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:855f8780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855f8780 r8:80287e08 r7:eba1de60 r6:85350b80 r5:85566000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba25fb0 to 0xeba25ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85606240 INFO: task kworker/0:297:5415 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a01c9000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:00001000 r4:dfbdd000 [<80287208>] (process_one_work) 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: r5:85561800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba2de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856062c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85561800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb0f1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8559db8c r4:8559d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8559db8c r4:855f8680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85561800 r8:855f86ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:855f8680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855f8680 r8:80287e08 r7:eba25e60 r6:85350c00 r5:85561800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba2dfb0 to 0xeba2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85606100 INFO: task kworker/0:298:5417 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a01c9000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:299:5418 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/0:299 state:D stack:0 pid:5418 tgid:5418 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba31d84 r8:00000002 r7:60000013 r6:eba31d8c r5:85565400 r4:85565400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85565400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba31e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85606480 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85565400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [<8054b0ec>] (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) r5:8559df8c r4:8559dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8559df8c r4:855f8800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85565400 r8:855f882c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855f8800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855f8800 r8:80287e08 r7:eba2de60 r6:85350c80 r5:85565400 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 r4:856063c0 INFO: task kworker/0:299:5418 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a07e9000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:300:5421 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/0:300 state:D stack:0 pid:5421 tgid:5421 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba39d84 r8:00000002 r7:60000013 r6:eba39d8c r5:8555d400 r4:8555d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8555d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba39e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85606880 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8555d400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb389000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8559eb8c r4:8559e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8559eb8c r4:855f8900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8555d400 r8:855f892c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855f8900 r10:00000000 r9:855f8900 r8:80287e08 r7:eba31e60 r6:85350d00 r5:8555d400 r4:85606440 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:dfbdd000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:84aed400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 r5:8559e38c r4:8559e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8559e38c r4:855f8980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aed400 r8:855f89ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:855f8980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855f8980 r8:80287e08 r7:eba39e60 r6:855f8a00 r5:84aed400 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 r4:85606440 INFO: task kworker/0:301:5422 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a0f0e000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:302:5425 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/0:302 state:D stack:0 pid:5425 tgid:5425 ppid:2 task_flags:0x4208060 flags:0x00000000 Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8559e78c r4:8559e400 r7:dddced80 r6:83018000 r5:8559e78c r4:855f8600 r10:00000000 r9:855f8600 r8:80287e08 r7:eba39e60 r6:855f8b00 r5:84aee000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:dfbdd000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:303:5428 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/0:303 state:D stack:0 pid:5428 tgid:5428 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba41d84 r8:00000002 r7:60000113 r6:eba41d8c r5:84aeec00 r4:84aeec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84aeec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba41e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85606cc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84aeec00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb4b1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8559f78c r4:8559f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8559f78c r4:855f8880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aeec00 r8:855f88ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:855f8880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855f8880 r8:80287e08 r7:eba39e60 r6:855f8a80 r5:84aeec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba41fb0 to 0xeba41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85606bc0 INFO: task kworker/0:303:5428 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a1194000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:304:5429 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/0:304 state:D stack:0 pid:5429 tgid:5429 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba45d84 r8:00000002 r7:60000013 r6:eba45d8c r5:84aebc00 r4:84aebc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84aebc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba45e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856069c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:8559ef8c r4:8559ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8559ef8c r4:855f8b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aebc00 r8:855f8bac r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 INFO: task kworker/0:305:5431 blocked for more than 468 seconds. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb493000 r5:8559f38c r4:8559f000 [<80287208>] (process_one_work) 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 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r4:00000000 r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eba4dd84 r8:00000002 r7:60000113 r6:eba4dd8c r5:855d8000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85606e40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb63b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8559fb8c r4:8559f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8559fb8c r4:855f8d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855d8000 r8:855f8d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:855f8d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855f8d00 r8:80287e08 r7:eba41e60 r6:855f8f00 r5:855d8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba4dfb0 to 0xeba4dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85606c80 INFO: task kworker/0:306:5433 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a14e2000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:8559ff8c r4:8559fc00 r7:dddced80 r6:83018000 r5:8559ff8c r4:855f8d80 r10:00000000 r9:855f8d80 r8:80287e08 r7:eba4de60 r6:855f8e80 r5:855d8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba51fb0 to 0xeba51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85606c80 INFO: task kworker/0:307:5435 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a17fa000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85568c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba5de08 r9:83018005 r8:85568c00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 r5:855a438c r4:855a4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855a438c r4:8561b080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85568c00 r8:8561b0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8561b080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561b080 r8:80287e08 r7:eba51e60 r6:85350d80 r5:85568c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba5dfb0 to 0xeba5dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532df80 INFO: task kworker/0:308:5437 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a17fa000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:848ec200 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:85569800 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 r5:855a4f8c r4:855a4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85569800 r8:8561b02c r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:310:5440 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/0:310 state:D stack:0 pid:5440 tgid:5440 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba69d84 r8:00000002 r7:60000013 r6:eba69d8c r5:8556a400 r4:8556a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8556a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba69e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561d140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8556a400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6d1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855a478c r4:855a4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855a478c r4:8561b180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8556a400 r8:8561b1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8561b180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561b180 r8:80287e08 r7:eba65e60 r6:85350e80 r5:8556a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba69fb0 to 0xeba69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8561d1c0 INFO: task kworker/0:310:5440 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a1bfe000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:dfbdd000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:8556b000 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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) r5:855a4b8c r4:855a4800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855a4b8c r4:8561b200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8556b000 r8:8561b22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8561b200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561b200 r8:80287e08 r7:eba65e60 r6:8549df80 r5:8556b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba55fb0 to 0xeba55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8561d240 INFO: task kworker/0:311:5443 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a1bfe000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:312:5446 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/0:312 state:D stack:0 pid:5446 tgid:5446 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba75d84 r8:00000002 r7:60000113 r6:eba75d8c r5:8556d400 r4:8556d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8556d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba75e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561db80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8556d400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8cd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855a638c r4:855a6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855a638c r4:8561b100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:8561b100 Exception stack(0xeba75fb0 to 0xeba75ff8) Workqueue: events bpf_prog_free_deferred [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:00000000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849b9d40 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:8556bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 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) r5:855a538c r4:855a5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855a538c r4:8561b300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8556bc00 r8:8561b32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8561b300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561b300 r8:80287e08 r7:eba75e60 r6:85350f00 r5:8556bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba79fb0 to 0xeba79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8561d5c0 INFO: task kworker/0:313:5447 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a2228000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 task:kworker/0:314 state:D stack:0 pid:5449 tgid:5449 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:855a578c r4:855a5400 [<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) r4:8561d500 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r5:800b0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:848ec200 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:315:5451 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/0:315 state:D stack:0 pid:5451 tgid:5451 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba89d84 r8:00000002 r7:60000013 r6:eba89d8c r5:8556e000 r4:8556e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8556e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba89e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561d7c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8556e000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb88d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855a5b8c r4:855a5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855a5b8c r4:8561b400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8556e000 r8:8561b42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8561b400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561b400 r8:80287e08 r7:eba75e60 r6:85469f80 r5:8556e000 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 r4:8561d940 INFO: task kworker/0:315:5451 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a247d000 edb7b000 00000001 80239b98 7f067000 00000001 r5:800b0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<80287208>] (process_one_work) 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 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:8556c800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8a9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8553ff8c r4:8553fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8553ff8c r4:8562b000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8556c800 r8:8562b02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562b000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562b000 r8:80287e08 r7:eb8dde60 r6:8562b100 r5:8556c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba61fb0 to 0xeba61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85628500 INFO: task kworker/1:843:5454 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a25ef000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:316:5456 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/0:316 state:D stack:0 pid:5456 tgid:5456 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba85d84 r8:00000002 r7:60000113 r6:eba85d8c r5:85568000 r4:85568000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85568000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba85e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561dac0 r4:00000000 r9:83018005 r8:85568000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 r5:855a5f8c r4:855a5c00 r4:8561b500 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8561d800 INFO: task kworker/0:316:5456 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a25ef000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:844:5457 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:5457 tgid:5457 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba8dd84 r8:00000002 r7:60000113 r6:eba8dd8c r5:85566c00 r4:85566c00 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85566c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 r5:8553d78c r4:8553d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xeba8dfb0 to 0xeba8dff8) Workqueue: events bpf_prog_free_deferred Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 r4:e0585dc0 r9:83018205 r8:84844800 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) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:317:5460 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/0:317 state:D stack:0 pid:5460 tgid:5460 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba99d84 r8:00000002 r7:60000113 r6:eba99d8c r5:85571800 r4:85571800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85571800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba99e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85633040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85571800 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebad3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855a7b8c r4:855a7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855a7b8c r4:8561b480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85571800 r8:8561b4ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8561b480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561b480 r8:80287e08 r7:eba75e60 r6:8562b280 r5:85571800 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 Workqueue: events bpf_prog_free_deferred 5d20: a2ca6000 edb7b000 00000001 80239b98 7f067000 00000001 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:849b9d40 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85570000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [<8054b0ec>] (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) r5:855a678c r4:855a6400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855a678c r4:8561b580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85570000 r8:8561b5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8561b580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561b580 r8:80287e08 r7:eba99e60 r6:8562b300 r5:85570000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba9dfb0 to 0xeba9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8561dc80 INFO: task kworker/0:318:5461 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a2df9000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:849b9d40 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:85573000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 r5:855a6b8c r4:855a6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85573000 r8:8561b62c r7:82804d40 r6:dddced80 r5:dddceda0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<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 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__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) r5:855a6f8c r4:855a6c00 r10:61c88647 r9:85572400 r8:8561b6ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xebab9fb0 to 0xebab9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8561de00 INFO: task kworker/0:320:5465 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a3069000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:321:5467 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. [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:855a738c r4:855a7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855a738c r4:8561b780 r10:61c88647 r9:85570c00 r8:8561b7ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a34dd000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:322:5469 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/0:322 state:D stack:0 pid:5469 tgid:5469 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebad1d84 r8:00000002 r7:60000113 r6:ebad1d8c r5:85574800 r4:85574800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85574800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561d100 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85574800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:855a778c r4:855a7400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855a778c r4:8561b700 r4:8561b700 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:323:5473 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/0:323 state:D stack:0 pid:5473 tgid:5473 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba15d84 r8:00000002 r7:60000113 r6:eba15d8c r5:855db000 r4:855db000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855db000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba15e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (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) r5:855a7f8c r4:855a7c00 [<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) r4:85633240 r4:00000000 5d60: 80230ad0 80239bb0 800b0013 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 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8291a684 r9:eb7e9d84 r8:00000002 r7:60000113 r6:eb7e9d8c r5:855dc800 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a3a3b000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:325:5476 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/0:325 state:D stack:0 pid:5476 tgid:5476 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb989d84 r8:00000002 r7:60000013 r6:eb989d8c r5:85576c00 r4:85576c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85576c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb989e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85633340 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85576c00 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaba1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855ac38c r4:855ac000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855ac38c r4:8561b980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85576c00 r8:8561b9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8561b980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561b980 r8:80287e08 r7:eb7e9e60 r6:8562b580 r5:85576c00 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 r4:85633440 INFO: task kworker/0:325:5476 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a3b66000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 r4:849b9d40 r4:85575400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9cde08 r9:83018005 r8:85575400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb21f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855ad38c r4:855ad000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855ad38c r4:8561bb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85575400 r8:8561bb2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8561bb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561bb00 r8:80287e08 r7:eb7e9e60 r6:8562b600 r5:85575400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9cdfb0 to 0xeb9cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856334c0 INFO: task kworker/0:326:5478 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a3b66000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:856b8000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae1e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:855acb8c r4:855ac800 [<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) r4:856334c0 Workqueue: events bpf_prog_free_deferred 5d20: a3ffe000 edb7b000 00000001 80239b98 7f067000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb1c9000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855acf8c r4:855acc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855acf8c r4:8561bb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856b8c00 r8:8561bbac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8561bb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561bb80 r8:80287e08 r7:eb9cde60 r6:8562b700 r5:856b8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebae5fb0 to 0xebae5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85633600 INFO: task kworker/0:328:5481 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a40c0000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:329:5483 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/0:329 state:D stack:0 pid:5483 tgid:5483 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:856ba400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaede08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:855adb8c r4:855ad800 r10:61c88647 r9:856ba400 r8:8561bcac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a40c0000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:330:5485 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/0:330 state:D stack:0 pid:5485 tgid:5485 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebaf5d84 r8:00000002 r7:60000113 r6:ebaf5d8c r5:856b9800 r4:856b9800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856b9800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85633980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb4c9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855ad78c r4:855ad400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855ad78c r4:8561ba00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:8561ba00 Exception stack(0xebaf5fb0 to 0xebaf5ff8) task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:331:5488 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/0:331 state:D stack:0 pid:5488 tgid:5488 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb01d84 r8:00000002 r7:60000113 r6:ebb01d8c r5:856bb000 r4:856bb000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856bb000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb01e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85633b80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb551000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855adf8c r4:855adc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855adf8c r4:8561bd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<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 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:856bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 r5:855ae38c r4:855ae000 r10:61c88647 r9:856bc800 r8:8561be2c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e0585dc0 r4:00000000 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb11e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85633f00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856be000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb58f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855ae78c r4:855ae400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855ae78c r4:8561bc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856be000 r8:8561bc2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8561bc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561bc00 r8:80287e08 r7:ebb0de60 r6:8562b980 r5:856be000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb11fb0 to 0xebb11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85633bc0 INFO: task kworker/0:333:5492 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a4ad5000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/0:334:5494 blocked for more than 468 seconds. r5:855dd400 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:855af38c r4:855af000 [<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) r4:84797ec0 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r4:00000000 r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:335:5497 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/0:335 state:D stack:0 pid:5497 tgid:5497 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb09d84 r8:00000002 r7:60000113 r6:ebb09d8c r5:855de000 r4:855de000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855de000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb09e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84797f00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855de000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5ad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855aeb8c r4:855ae800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855aeb8c r4:8545cf80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8545cfac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8545cf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8545cf80 r8:80287e08 r7:eb961e60 r6:8561bf80 r5:855de000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb09fb0 to 0xebb09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:855dec00 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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 r5:855aef8c r4:8561bd80 r10:00000000 r9:8561bd80 r8:80287e08 r7:eb961e60 r6:85686100 r5:855dec00 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:855af78c r4:855af400 [<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) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb1dfb0 to 0xebb1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85688280 INFO: task kworker/0:337:5501 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a51f4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:338:5502 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/0:338 state:D stack:0 pid:5502 tgid:5502 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba91d84 r8:00000002 r7:60000113 r6:eba91d8c r5:855d9800 r4:855d9800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855d9800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba91e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85688380 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb74d000 r5:855afb8c r4:855af800 [<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 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<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 r5:84a80000 r4:8291a680 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb25e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856884c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a80000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb76f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855aff8c r4:855afc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855aff8c r4:85686280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a80000 r8:856862ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85686280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85686280 r8:80287e08 r7:eba91e60 r6:85686380 r5:84a80000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb25fb0 to 0xebb25ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85688140 INFO: task kworker/0:339:5504 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a52ab000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 r4:00000000 r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 task:kworker/0:340 state:D stack:0 pid:5506 tgid:5506 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:855b438c r4:855b4000 [<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) r4:85688400 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r5:800b0013 r4:80239bb0 r4:00000000 [<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 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a57064>] (mutex_lock) from [<804e77f0>] (_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) r5:855b4f8c r4:855b4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855b4f8c r4:85686480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a82400 r8:856864ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85686480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85686480 r8:80287e08 r7:ebb29e60 r6:85686600 r5:84a82400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb2dfb0 to 0xebb2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856886c0 INFO: task kworker/0:341:5508 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a56ce000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:342:5509 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/0:342 state:D stack:0 pid:5509 tgid:5509 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r5:84a83000 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:855b478c r4:855b4400 [<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) r4:856886c0 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a5853000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:84a83c00 r4:8291a680 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:855b4b8c r4:855b4800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a83c00 r8:856866ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 5d60: 80230ad0 80239bb0 800b0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r4:00000000 r5:855b578c r4:855b5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a84800 r8:8568682c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85686800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85686800 r8:80287e08 r7:ebb2de60 r6:85686900 r5:84a84800 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 r4:85688d80 INFO: task kworker/0:344:5513 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a5d2b000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:345:5516 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/0:345 state:D stack:0 pid:5516 tgid:5516 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8291a684 r9:ebb41d84 r8:00000002 r7:60000013 r6:ebb41d8c r5:84a85400 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85688f40 r5:855b538c r4:855b5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855b538c r4:85686700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:85688f80 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<80287208>] (process_one_work) 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 r10:8291a684 r9:ebb3dd84 r8:00000002 r7:60000113 r6:ebb3dd8c r5:84a86c00 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:855b5b8c r4:855b5800 r7:dddced80 r6:83018000 r5:855b5b8c r4:85686980 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred r5:800b0013 r4:80239bb0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:347:5521 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/0:347 state:D stack:0 pid:5521 tgid:5521 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb45d84 r8:00000002 r7:60000013 r6:ebb45d8c r5:84a86000 r4:84a86000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a86000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb45e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856954c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a86000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9b1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855b638c r4:855b6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855b638c r4:85686a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a86000 r8:85686aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85686a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85686a80 r8:80287e08 r7:ebb3de60 r6:85686c00 r5:84a86000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb45fb0 to 0xebb45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85695100 INFO: task kworker/0:347:5521 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a6314000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:e0585dc0 r5:00001000 r4:dfbdd000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:84a81800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r5:855b5f8c r4:855b5c00 r10:61c88647 r9:84a81800 r8:85686b2c r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:00001000 r4:dfbdd000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb49e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695600 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855da400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9bd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855b678c r4:855b6400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855b678c r4:85686c80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85686cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85686c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85686c80 r8:80287e08 r7:ebb45e60 r6:85686d80 r5:855da400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb49fb0 to 0xebb49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85695480 INFO: task kworker/0:349:5525 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a68ed000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) 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 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:855e8000 r4:8291a680 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:855b6b8c r4:855b6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85686e00 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ebb55d84 r8:00000002 r7:60000013 r6:ebb55d8c r5:855e8c00 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r9:83018005 r8:855e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9db000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855b6f8c r4:855b6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855b6f8c r4:855f8f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855e8c00 r8:855f8fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:855f8f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855f8f80 r8:80287e08 r7:ebb51e60 r6:85686e80 r5:855e8c00 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 r4:85695880 INFO: task kworker/0:351:5529 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a6f3e000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:352:5531 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/0:352 state:D stack:0 pid:5531 tgid:5531 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb59d84 r8:00000002 r7:60000113 r6:ebb59d8c r5:855e9800 r4:855e9800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855e9800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb59e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856959c0 r4:00000000 r9:83018005 r8:855e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 r5:855b738c r4:855b7000 r4:8569c080 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 5fa0: 00000000 00000000 00000000 00000000 r4:849b9d40 Not tainted 6.15.0-rc7-syzkaller #0 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695f80 r5:00001000 r4:ebb6f000 r5:855b7f8c r4:855b7c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855b7f8c r4:8569c000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855ea400 r8:8569c02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8569c000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8569c000 r8:80287e08 r7:ebb59e60 r6:8569c280 r5:855ea400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb5dfb0 to 0xebb5dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85695a00 INFO: task kworker/0:353:5534 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a732c000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:354:5535 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/0:354 state:D stack:0 pid:5535 tgid:5535 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb61d84 r8:00000002 r7:60000013 r6:ebb61d8c r5:855eb000 r4:855eb000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855eb000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb61e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695c00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:855b778c r4:8569c100 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 INFO: task kworker/0:355:5537 blocked for more than 469 seconds. r5:855ebc00 r4:8291a680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (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 r9:8569c200 r8:80287e08 r7:ebb5de60 r6:8569c300 r5:855ebc00 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a76f4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:356:5539 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/0:356 state:D stack:0 pid:5539 tgid:5539 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb4dd84 r8:00000002 r7:60000013 r6:ebb4dd8c r5:855ed400 r4:855ed400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855ed400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb568>] (vfree) from [<8054b11c>] (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) r5:856b438c r4:856b4000 r7:dddced80 r6:83018000 r5:856b438c r4:8569c400 r10:00000000 r9:8569c400 r8:80287e08 r7:ebb5de60 r6:8569c500 r5:855ed400 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 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 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:856b4b8c r4:8569c580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:84be838c r4:84be8000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:845:5543 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/1:845 state:D stack:0 pid:5543 tgid:5543 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb95d84 r8:00000002 r7:60000113 r6:ebb95d8c r5:84298c00 r4:84298c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84298c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb95e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ad040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84298c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb85000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8553db8c r4:8553d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8553db8c r4:8562ba00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84298c00 r8:8562ba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562ba00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562ba00 r8:80287e08 r7:eba61e60 r6:8569c600 r5:84298c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb95fb0 to 0xebb95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856ad080 INFO: task kworker/1:845:5543 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a7a4f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:00001000 r4:dfbdd000 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r4:00000001 r4:849b9d40 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ebb9b000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84299800 r8:8569c6ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbb1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856b538c r4:856b5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856b538c r4:8569c780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856bec00 r8:8569c7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8569c780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8569c780 r8:80287e08 r7:ebb79e60 r6:8562ba80 r5:856bec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb6dfb0 to 0xebb6dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856a6340 INFO: task kworker/0:359:5547 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a7ee6000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:846:5548 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/1:846 state:D stack:0 pid:5548 tgid:5548 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb89d84 r8:00000002 r7:60000113 r6:ebb89d8c r5:856bd400 r4:856bd400 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856adb40 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:8562bb00 Exception stack(0xebb89fb0 to 0xebb89ff8) task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 5fa0: 00000000 00000000 00000000 00000000 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:360:5550 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/0:360 state:D stack:0 pid:5550 tgid:5550 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebba9d84 r8:00000002 r7:60000013 r6:ebba9d8c r5:856bbc00 r4:856bbc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856bbc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a6880 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbab000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856b4f8c r4:856b4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856b4f8c r4:8569c900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856bbc00 r8:8569c92c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8569c900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8569c900 r8:80287e08 r7:ebb6de60 r6:8562bc00 r5:856bbc00 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 r4:856a6380 INFO: task kworker/0:360:5550 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a86c8000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__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 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 INFO: task kworker/0:361:5553 blocked for more than 469 seconds. r10:8291a684 r9:ebbc1d84 r8:00000002 r7:60000113 r6:ebbc1d8c r5:856c0000 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:856c0000 r8:8569c9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856a6940 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a86c8000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 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/0:362:5556 blocked for more than 469 seconds. r5:856c2400 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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) r5:856b5b8c r4:856b5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8569c880 Exception stack(0xebbd9fb0 to 0xebbd9ff8) task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0585dc0 r5:00001000 r4:dfbdd000 r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/0:363:5557 blocked for more than 469 seconds. r10:8291a684 r9:ebbddd84 r8:00000002 r7:60000113 r6:ebbddd8c r5:856c3000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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 r9:856c3000 r8:8569c82c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:364:5560 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/0:364 state:D stack:0 pid:5560 tgid:5560 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebbf5d84 r8:00000002 r7:60000113 r6:ebbf5d8c r5:856c1800 r4:856c1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856c1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a6d00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbdf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856b5f8c r4:856b5c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856b5f8c r4:8569ca80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856c1800 r8:8569caac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8569ca80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8569ca80 r8:80287e08 r7:ebbdde60 r6:8562be00 r5:856c1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebbf5fb0 to 0xebbf5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856a6c40 INFO: task kworker/0:364:5560 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a8d04000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb241000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:8569cb00 Exception stack(0xebbf9fb0 to 0xebbf9ff8) task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__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) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:366:5565 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/0:366 state:D stack:0 pid:5565 tgid:5565 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc09d84 r8:00000002 r7:60000113 r6:ebc09d8c r5:856c3c00 r4:856c3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856c3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc09e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85688f00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df8e3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856b6b8c r4:856b6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856b6b8c r4:8569cb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856c3c00 r8:8569cbac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8569cb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8569cb80 r8:80287e08 r7:ebbdde60 r6:8562bf00 r5:856c3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc09fb0 to 0xebc09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85763240 INFO: task kworker/0:366:5565 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a904d000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:00001000 r4:dfbdd000 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/0:367:5567 blocked for more than 469 seconds. r4:856c6000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfacd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856b6f8c r4:856b6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856b6f8c r4:8569cc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856c6000 r8:8569ccac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8569cc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8569cc80 r8:80287e08 r7:ebc09e60 r6:8562bf80 r5:856c6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc0dfb0 to 0xebc0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85763240 INFO: task kworker/0:367:5567 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a904d000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 INFO: task kworker/0:368:5568 blocked for more than 469 seconds. r5:856c0c00 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85763140 [<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 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85763240 INFO: task kworker/0:368:5568 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a9624000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:369:5569 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/0:369 state:D stack:0 pid:5569 tgid:5569 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc15d84 r8:00000002 r7:60000113 r6:ebc15d8c r5:856c6c00 r4:856c6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856c6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc15e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85763600 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 r5:00001000 r4:eb4a9000 [<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 r4:85763240 r4:00000000 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:849b9d40 Workqueue: events bpf_prog_free_deferred r4:856c5400 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2bf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856b778c r4:856b7400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856b778c r4:8569cd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856c5400 r8:8569cd2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8569cd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8569cd00 r8:80287e08 r7:ebc15e60 r6:8576b100 r5:856c5400 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 r4:85763240 INFO: task kworker/0:370:5572 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a9888000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85576000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb5e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r4:e0585dc0 r4:00000000 r5:00001000 r4:dfbdd000 r5:84be838c r4:84be8000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0585fb0 to 0xe0585ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/0:371 state:D stack:0 pid:5576 tgid:5576 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:856c8c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc1de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85763580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb41f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856b7b8c r4:856b7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856b7b8c r4:8569cd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856c8c00 r8:8569cdac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8569cd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8569cd80 r8:80287e08 r7:ebc15e60 r6:8576b280 r5:856c8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc1dfb0 to 0xebc1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85763400 INFO: task kworker/0:371:5576 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: a9bfd000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:848:5578 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. r10:8291a684 r9:ebc21d84 r8:00000002 r7:60000113 r6:ebc21d8c r5:856c8000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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) r5:8553eb8c r4:8553e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8553eb8c r4:8576b300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856c8000 r8:8576b32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8576b300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8576b300 r8:80287e08 r7:eba61e60 r6:8576b480 r5:856c8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc21fb0 to 0xebc21ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856ad580 INFO: task kworker/1:848:5578 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: aa0af000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc2de08 r5:00001000 r4:eb6f9000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:373:5582 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/0:373 state:D stack:0 pid:5582 tgid:5582 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc31d84 r8:00000002 r7:60000113 r6:ebc31d8c r5:856ca400 r4:856ca400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856ca400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc31e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85763800 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb63d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856f038c r4:856f0000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856f038c r4:8569ce80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856ca400 r8:8569ceac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8569ce80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8569ce80 r8:80287e08 r7:ebc2de60 r6:8576b400 r5:856ca400 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 r4:85763640 INFO: task kworker/0:373:5582 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: aa5f6000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (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) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:856cbc00 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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:ddde2d80 r6:83018200 r5:8553ef8c r4:8576b500 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:374:5584 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/0:374 state:D stack:0 pid:5584 tgid:5584 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc3dd84 r8:00000002 r7:60000113 r6:ebc3dd8c r5:856cd400 r4:856cd400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856cd400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc3de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85763940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856cd400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856f078c r4:856f0400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856f078c r4:85686f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856cd400 r8:85686fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85686f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85686f80 r8:80287e08 r7:ebc2de60 r6:8576b600 r5:856cd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc3dfb0 to 0xebc3dff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:850:5588 blocked for more than 469 seconds. r5:856ce000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc41e08 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 5d20: aae00000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:375:5590 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/0:375 state:D stack:0 pid:5590 tgid:5590 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc45d84 r8:00000002 r7:60000013 r6:ebc45d8c r5:856cec00 r4:856cec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856cec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc45e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568a140 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb101000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856f1b8c r4:856f1800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856f1b8c r4:8576c000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856cec00 r8:8576c02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8576c000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8576c000 r8:80287e08 r7:ebc2de60 r6:8576b700 r5:856cec00 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 r4:85763a80 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 5d20: aae00000 edb7b000 00000001 80239b98 7f067000 00000001 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84be838c r4:84be8000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 5fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:851:5593 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/1:851 state:D stack:0 pid:5593 tgid:5593 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc39d84 r8:00000002 r7:60000113 r6:ebc39d8c r5:856c9800 r4:856c9800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856c9800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc39e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576db00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:856c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [<8054b0ec>] (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) r5:8553f78c r4:8553f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8553f78c r4:8576b900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856c9800 r8:8576b92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8576b900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8576b900 r8:80287e08 r7:eba61e60 r6:8576b780 r5:856c9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc39fb0 to 0xebc39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8576dc00 INFO: task kworker/1:851:5593 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: ab861000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:376:5594 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/0:376 state:D stack:0 pid:5594 tgid:5594 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb91d84 r8:00000002 r7:60000113 r6:ebb91d8c r5:856cc800 r4:856cc800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856cc800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb91e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568a4c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaefd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856f178c r4:856f1400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856f178c r4:8576c180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856cc800 r8:8576c1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8576c180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8576c180 r8:80287e08 r7:ebc45e60 r6:8576b880 r5:856cc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb91fb0 to 0xebb91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85763c80 INFO: task kworker/0:376:5594 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: ab861000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:852:5596 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/1:852 state:D stack:0 pid:5596 tgid:5596 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc19d84 r8:00000002 r7:60000113 r6:ebc19d8c r5:85573c00 r4:85573c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85573c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc19e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576dcc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85573c00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb895000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8553fb8c r4:8553f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8553fb8c r4:8576b980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85573c00 r8:8576b9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8576b980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8576b980 r8:80287e08 r7:eba61e60 r6:8576bb00 r5:85573c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc19fb0 to 0xebc19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8576dc00 INFO: task kworker/1:852:5596 is blocked on a mutex likely owned by task kworker/1:158:3743. r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:e0585dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:853:5598 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/1:853 state:D stack:0 pid:5598 tgid:5598 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc49d84 r8:00000002 r7:60000013 r6:ebc49d8c r5:856d0000 r4:856d0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856d0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc49e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576d200 r4:00000000 [<8054b0ec>] (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) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e0585dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:854:5600 blocked for more than 469 seconds. Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:8576bc00 r8:80287e08 r7:ebc49e60 r6:8576c080 r5:8429d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc55fb0 to 0xebc55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8576dd40 INFO: task kworker/1:854:5600 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: abe19000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:855:5602 blocked for more than 469 seconds. [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc5dd84 r8:00000002 r7:60000113 r6:ebc5dd8c r5:8429e000 r4:8429e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8429e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc5de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8429e000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba0b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8499b78c r4:8499b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8499b78c r4:8576ba80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8429e000 r8:8576baac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8576ba80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8576ba80 r8:80287e08 r7:ebc49e60 r6:8576c100 r5:8429e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc5dfb0 to 0xebc5dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8576d080 INFO: task kworker/1:855:5602 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r4:00000000 5d60: 80230ad0 80239bb0 800b0013 ffffffff r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:856:5604 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/1:856 state:D stack:0 pid:5604 tgid:5604 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebaf9d84 r8:00000002 r7:60000013 r6:ebaf9d8c r5:8429ec00 r4:8429ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8429ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8429ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb073000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85658b8c r4:85658800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85658b8c r4:8576bd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8429ec00 r8:8576bdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8576bd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8576bd80 r8:80287e08 r7:ebc5de60 r6:8576c200 r5:8429ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebaf9fb0 to 0xebaf9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85767080 INFO: task kworker/1:856:5604 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: ac20a000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:857:5605 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/1:857 state:D stack:0 pid:5605 tgid:5605 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebba5d84 r8:00000002 r7:60000013 r6:ebba5d8c r5:8429bc00 r4:8429bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8429bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767180 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8429bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df987000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8565838c r4:85658000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8565838c r4:8576bd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8429bc00 r8:8576bd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8576bd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8576bd00 r8:80287e08 r7:ebaf9e60 r6:8576c280 r5:8429bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebba5fb0 to 0xebba5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85767240 INFO: task kworker/1:857:5605 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: ac61d000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:858:5607 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/1:858 state:D stack:0 pid:5607 tgid:5607 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebbcdd84 r8:00000002 r7:60000113 r6:ebbcdd8c r5:8429c800 r4:8429c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8429c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbcde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8429c800 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eace5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8565878c r4:85658400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8565878c r4:8576be00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8429c800 r8:8576be2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8576be00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8576be00 r8:80287e08 r7:ebaf9e60 r6:8576c300 r5:8429c800 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 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85767140 INFO: task kworker/1:858:5607 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: ac61d000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:859:5609 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/1:859 state:D stack:0 pid:5609 tgid:5609 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc01d84 r8:00000002 r7:60000013 r6:ebc01d8c r5:84298000 r4:84298000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84298000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc01e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767740 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84298000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<8054b0ec>] (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) r5:8565938c r4:85659000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8565938c r4:8576be80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84298000 r8:8576beac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8576be80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8576be80 r8:80287e08 r7:ebaf9e60 r6:8576c380 r5:84298000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc01fb0 to 0xebc01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857672c0 INFO: task kworker/1:859:5609 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: ac61d000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:860:5611 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/1:860 state:D stack:0 pid:5611 tgid:5611 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc65d84 r8:00000002 r7:60000013 r6:ebc65d8c r5:8429b000 r4:8429b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8429b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc65e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8429b000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1e7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85658f8c r4:85658c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85658f8c r4:856a9000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8429b000 r8:856a902c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a9000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a9000 r8:80287e08 r7:ebc01e60 r6:8576c400 r5:8429b000 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 r4:85767380 INFO: task kworker/1:860:5611 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: acc98000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:861:5614 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/1:861 state:D stack:0 pid:5614 tgid:5614 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc4dd84 r8:00000002 r7:60000013 r6:ebc4dd8c r5:8429a400 r4:8429a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8429a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc4de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857678c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8429a400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb565000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8565978c r4:85659400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8565978c r4:856a9180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8429a400 r8:856a91ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a9180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a9180 r8:80287e08 r7:ebc01e60 r6:8576c480 r5:8429a400 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 r4:85767600 INFO: task kworker/1:861:5614 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: acc98000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:862:5616 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/1:862 state:D stack:0 pid:5616 tgid:5616 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc95d84 r8:00000002 r7:60000013 r6:ebc95d8c r5:855eec00 r4:855eec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855eec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc95e08 r4:00000000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767b00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:855eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5c9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85659f8c r4:85659c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85659f8c r4:856a9200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855eec00 r8:856a922c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a9200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a9200 r8:80287e08 r7:ebc4de60 r6:8576c600 r5:855eec00 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 r4:85767880 INFO: task kworker/1:862:5616 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: ad032000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:863:5619 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/1:863 state:D stack:0 pid:5619 tgid:5619 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc99d84 r8:00000002 r7:60000013 r6:ebc99d8c r5:855ec800 r4:855ec800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855ec800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc99e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:855ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb599000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85659b8c r4:85659800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85659b8c r4:856a9280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855ec800 r8:856a92ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a9280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a9280 r8:80287e08 r7:ebc95e60 r6:8576c500 r5:855ec800 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 r4:85767980 INFO: task kworker/1:863:5619 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: ad032000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:864:5621 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/1:864 state:D stack:0 pid:5621 tgid:5621 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc9dd84 r8:00000002 r7:60000013 r6:ebc9dd8c r5:85730000 r4:85730000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85730000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc9de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767d80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85730000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb74b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8565a78c r4:8565a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8565a78c r4:856a9300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85730000 r8:856a932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a9300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a9300 r8:80287e08 r7:ebc95e60 r6:8576c580 r5:85730000 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 r4:85767a40 INFO: task kworker/1:864:5621 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: ad63f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:865:5623 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/1:865 state:D stack:0 pid:5623 tgid:5623 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebca5d84 r8:00000002 r7:60000113 r6:ebca5d8c r5:85731800 r4:85731800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85731800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767c40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85731800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb609000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8565a38c r4:8565a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8565a38c r4:856a9380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85731800 r8:856a93ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a9380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a9380 r8:80287e08 r7:ebc9de60 r6:8576c680 r5:85731800 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 r4:85767c00 INFO: task kworker/1:865:5623 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: ad63f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:866:5625 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/1:866 state:D stack:0 pid:5625 tgid:5625 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebcadd84 r8:00000002 r7:60000113 r6:ebcadd8c r5:85733000 r4:85733000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85733000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcade08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85698180 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85733000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<8054b0ec>] (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) r5:8565bf8c r4:8565bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8565bf8c r4:856a9400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85733000 r8:856a942c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a9400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a9400 r8:80287e08 r7:ebc9de60 r6:8576c700 r5:85733000 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 r4:857674c0 INFO: task kworker/1:866:5625 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: ad966000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:867:5626 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:867 state:D stack:0 pid:5626 tgid:5626 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebcb1d84 r8:00000002 r7:60000113 r6:ebcb1d8c r5:85730c00 r4:85730c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85730c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767e00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85730c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb771000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8565ab8c r4:8565a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8565ab8c r4:856a9480 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:856a94ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a9480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a9480 r8:80287e08 r7:ebcade60 r6:8576c780 r5:85730c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebcb1fb0 to 0xebcb1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85767f80 INFO: task kworker/1:867:5626 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: add75000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:868:5628 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:868 state:D stack:0 pid:5628 tgid:5628 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebcbdd84 r8:00000002 r7:60000113 r6:ebcbdd8c r5:85734800 r4:85734800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85734800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcbde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a6dc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85734800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb799000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8565af8c r4:8565ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8565af8c r4:856a9500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85734800 r8:856a952c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a9500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a9500 r8:80287e08 r7:ebcade60 r6:8576c800 r5:85734800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebcbdfb0 to 0xebcbdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85767e40 INFO: task kworker/1:868:5628 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: add75000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:869:5630 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:869 state:D stack:0 pid:5630 tgid:5630 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebcc5d84 r8:00000002 r7:60000013 r6:ebcc5d8c r5:85732400 r4:85732400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85732400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856075c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85732400 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7cf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8565b38c r4:8565b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8565b38c r4:856a9080 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:856a90ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a9080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a9080 r8:80287e08 r7:ebcade60 r6:8576c880 r5:85732400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebcc5fb0 to 0xebcc5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85767fc0 INFO: task kworker/1:869:5630 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: ae1b6000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:870:5632 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:870 state:D stack:0 pid:5632 tgid:5632 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebcd1d84 r8:00000002 r7:60000013 r6:ebcd1d8c r5:85735400 r4:85735400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85735400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85763a00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85735400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7eb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8565b78c r4:8565b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8565b78c r4:856a9600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85735400 r8:856a962c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a9600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a9600 r8:80287e08 r7:ebcade60 r6:8576c900 r5:85735400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebcd1fb0 to 0xebcd1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85763fc0 INFO: task kworker/1:870:5632 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: ae1b6000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:871:5634 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:871 state:D stack:0 pid:5634 tgid:5634 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebcd9d84 r8:00000002 r7:60000113 r6:ebcd9d8c r5:85733c00 r4:85733c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85733c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85698040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85733c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [<8054b0ec>] (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) r5:8565bb8c r4:8565b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8565bb8c r4:856a9580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85733c00 r8:856a95ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a9580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a9580 r8:80287e08 r7:ebcade60 r6:8576c980 r5:85733c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebcd9fb0 to 0xebcd9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85698080 INFO: task kworker/1:871:5634 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: ae4aa000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:872:5636 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:872 state:D stack:0 pid:5636 tgid:5636 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebce1d84 r8:00000002 r7:60000113 r6:ebce1d8c r5:85736000 r4:85736000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85736000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85698d80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85736000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba71000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8565e38c r4:8565e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8565e38c r4:856a9700 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:856a972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a9700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a9700 r8:80287e08 r7:ebcade60 r6:8576ca00 r5:85736000 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 r4:85698240 INFO: task kworker/1:872:5636 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: ae4aa000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:873:5638 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:873 state:D stack:0 pid:5638 tgid:5638 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebce9d84 r8:00000002 r7:60000013 r6:ebce9d8c r5:84aa8c00 r4:84aa8c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84aa8c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856982c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84aa8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [<8054b0ec>] (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) r5:8565c38c r4:8565c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8565c38c r4:856a9780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aa8c00 r8:856a97ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a9780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a9780 r8:80287e08 r7:ebce1e60 r6:8576ca80 r5:84aa8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebce9fb0 to 0xebce9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856983c0 INFO: task kworker/1:873:5638 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: aecab000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:874:5640 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:874 state:D stack:0 pid:5640 tgid:5640 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebcf1d84 r8:00000002 r7:60000013 r6:ebcf1d8c r5:84aa8000 r4:84aa8000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84aa8000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85698440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84aa8000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9a3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8565c78c r4:8565c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8565c78c r4:856a9800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aa8000 r8:856a982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a9800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a9800 r8:80287e08 r7:ebce1e60 r6:8576cb00 r5:84aa8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebcf1fb0 to 0xebcf1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85698280 INFO: task kworker/1:874:5640 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: aecab000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:875:5642 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:875 state:D stack:0 pid:5642 tgid:5642 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebcf9d84 r8:00000002 r7:60000113 r6:ebcf9d8c r5:84aa9800 r4:84aa9800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84aa9800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85698580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84aa9800 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8565cb8c r4:8565c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8565cb8c r4:856a9880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aa9800 r8:856a98ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a9880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a9880 r8:80287e08 r7:ebce1e60 r6:8576cb80 r5:84aa9800 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 r4:85698680 INFO: task kworker/1:875:5642 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: af30a000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:876:5644 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:876 state:D stack:0 pid:5644 tgid:5644 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd01d84 r8:00000002 r7:60000113 r6:ebd01d8c r5:84aaa400 r4:84aaa400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84aaa400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd01e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856986c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84aaa400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9c7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8565cf8c r4:8565cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8565cf8c r4:856a9680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aaa400 r8:856a96ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a9680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a9680 r8:80287e08 r7:ebce1e60 r6:8576cc00 r5:84aaa400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd01fb0 to 0xebd01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856984c0 INFO: task kworker/1:876:5644 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: af30a000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:877:5646 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:877 state:D stack:0 pid:5646 tgid:5646 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd11d84 r8:00000002 r7:60000113 r6:ebd11d8c r5:84aab000 r4:84aab000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84aab000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd11e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85698800 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84aab000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9e3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8565d38c r4:8565d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8565d38c r4:856a9900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aab000 r8:856a992c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a9900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a9900 r8:80287e08 r7:ebce1e60 r6:8576cc80 r5:84aab000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd11fb0 to 0xebd11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85698600 INFO: task kworker/1:877:5646 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: af30a000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 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/1:878 state:D stack:0 pid:5648 tgid:5648 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd25d84 r8:00000002 r7:60000113 r6:ebd25d8c r5:84aad400 r4:84aad400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84aad400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd25e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85698980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84aad400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9f7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8565d78c r4:8565d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8565d78c r4:856a9980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aad400 r8:856a99ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a9980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a9980 r8:80287e08 r7:ebce1e60 r6:8576cd00 r5:84aad400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd25fb0 to 0xebd25ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85698740 INFO: task kworker/1:878:5648 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: af30a000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r5:84be838c r4:848ec200 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd2dd84 r8:00000002 r7:60000113 r6:ebd2dd8c r5:84aac800 r4:84aac800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84aac800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd2de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85698ac0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84aac800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba21000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8565db8c r4:8565d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8565db8c r4:856a9a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aac800 r8:856a9a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a9a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a9a00 r8:80287e08 r7:ebce1e60 r6:8576cd80 r5:84aac800 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 r4:85698940 INFO: task kworker/1:879:5650 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Call trace: Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:00001000 r4:dfbdd000 [<80287208>] (process_one_work) 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(0xe0585fb0 to 0xe0585ff8) task:kworker/1:880 state:D stack:0 pid:5652 tgid:5652 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd39e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8565df8c r4:8565dc00 [<80287208>] (process_one_work) 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 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85698a00 INFO: task kworker/1:880:5652 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: af9a0000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:881:5654 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:881 state:D stack:0 pid:5654 tgid:5654 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd3dd84 r8:00000002 r7:60000013 r6:ebd3dd8c r5:84aae000 r4:84aae000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84aae000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd3de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85698ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84aae000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b0ec>] (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) r5:8565e78c r4:8565e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8565e78c r4:856a9b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aae000 r8:856a9bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a9b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a9b80 r8:80287e08 r7:ebce1e60 r6:8576ce80 r5:84aae000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd3dfb0 to 0xebd3dff8) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 5d60: 80230ad0 80239bb0 800b0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:85736c00 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8565eb8c r4:8565e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:856a9c00 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: afd62000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:883:5659 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:883 state:D stack:0 pid:5659 tgid:5659 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd35d84 r8:00000002 r7:60000113 r6:ebd35d8c r5:856d2400 r4:856d2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856d2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd35e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856aec40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:856d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [<8054b0ec>] (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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8565ef8c r4:8565ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8565ef8c r4:856a9c80 r10:61c88647 r9:856d2400 r8:856a9cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: afd62000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8565f38c r4:8565f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:856a9a80 r8:80287e08 r7:ebd35e60 r6:856a9e00 r5:856d3000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:885:5663 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:885 state:D stack:0 pid:5663 tgid:5663 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc51d84 r8:00000002 r7:60000113 r6:ebc51d8c r5:856d3c00 r4:856d3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856d3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc51e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85677240 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:856d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebad5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8565f78c r4:8565f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8565f78c r4:856a9d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856d3c00 r8:856a9d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a9d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a9d00 r8:80287e08 r7:ebd51e60 r6:856a9d80 r5:856d3c00 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 r4:85677000 INFO: task kworker/1:885:5663 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b0356000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:886:5666 blocked for more than 470 seconds. Call trace: r4:856d4800 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85677380 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:856d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebadd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8565fb8c r4:8565f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8565fb8c r4:856a9e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856d4800 r8:856a9eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a9e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a9e80 r8:80287e08 r7:ebc51e60 r6:856a9f00 r5:856d4800 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 r4:85677200 INFO: task kworker/1:886:5666 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b0356000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:887:5668 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:887 state:D stack:0 pid:5668 tgid:5668 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd5dd84 r8:00000002 r7:60000113 r6:ebd5dd8c r5:856d5400 r4:856d5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856d5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd5de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85677700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:856d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb05000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8566038c r4:85660000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8566038c r4:8576bf80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856d5400 r8:8576bfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8576bf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8576bf80 r8:80287e08 r7:ebd55e60 r6:8576bf00 r5:856d5400 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 r4:856772c0 INFO: task kworker/1:887:5668 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b06ac000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 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/1:888 state:D stack:0 pid:5669 tgid:5669 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r9:83018205 r8:856d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebafb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8565ff8c r4:8565fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8565ff8c r4:8576bc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856d6000 r8:8576bcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8576bc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8576bc80 r8:80287e08 r7:ebd5de60 r6:856a9f80 r5:856d6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd59fb0 to 0xebd59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856774c0 INFO: task kworker/1:888:5669 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b09a4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:889:5671 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:889 state:D stack:0 pid:5671 tgid:5671 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd69d84 r8:00000002 r7:60000113 r6:ebd69d8c r5:856d6c00 r4:856d6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856d6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:ebb67000 r5:8566078c r4:85660400 [<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 r9:85637000 r8:80287e08 r7:ebd5de60 r6:85637180 r5:856d6c00 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856774c0 INFO: task kworker/1:889:5671 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b09a4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:890:5673 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:890 state:D stack:0 pid:5673 tgid:5673 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r5:856d0c00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd6de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85677b00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:856d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb81000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85660f8c r4:85660c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85660f8c r4:85637080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856d0c00 r8:856370ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:85637080 r8:80287e08 r7:ebd69e60 r6:85637280 r5:856d0c00 r4:85677780 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:891:5676 blocked for more than 470 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:891 state:D stack:0 pid:5676 tgid:5676 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd71d84 r8:00000002 r7:60000113 r6:ebd71d8c r5:856d1800 r4:856d1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856d1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd71e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856779c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:00001000 r4:ebb73000 r5:85660b8c r4:85660800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:856d1800 r8:8563712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b0de7000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 INFO: task kworker/1:892:5677 blocked for more than 470 seconds. r5:856d8000 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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) r5:8566138c r4:85661000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8566138c r4:85637380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856d8000 r8:856373ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85637380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85637380 r8:80287e08 r7:ebd6de60 r6:85637200 r5:856d8000 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 r4:85677a40 INFO: task kworker/1:892:5677 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b1002000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:856d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 r5:8566178c r4:85661400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8566178c r4:85637400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856d8c00 r8:8563742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85637400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85637400 r8:80287e08 r7:ebd75e60 r6:85637500 r5:856d8c00 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 r4:85677c80 INFO: task kworker/1:893:5679 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b1002000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84be838c r4:84be8000 r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) r4:849b9d40 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85661b8c r4:85661800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85661b8c r4:85637580 r10:00000000 r9:85637580 r8:80287e08 r7:ebd79e60 r6:85637680 r5:856d9800 r4:85677e80 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0585d28 to 0xe0585d70) r4:e0585dc0 r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:ebbd5d84 r8:00000002 r7:60000113 r6:ebbd5d8c r5:856da400 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbd5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569b040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:856da400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb203000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85661f8c r4:85661c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85661f8c r4:85637480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856da400 r8:856374ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85637480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85637480 r8:80287e08 r7:ebd7de60 r6:85637600 r5:856da400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebbd5fb0 to 0xebbd5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856ae1c0 INFO: task kworker/1:895:5685 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b17d3000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: r5:856db000 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8566238c r4:85662000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:856db000 r8:8563772c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:377:5688 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/0:377 state:D stack:0 pid:5688 tgid:5688 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc25d84 r8:00000002 r7:60000113 r6:ebc25d8c r5:856dbc00 r4:856dbc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856dbc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc25e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a0180 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2d9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856f1f8c r4:856f1c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856f1f8c r4:8576cf80 [<80287208>] (process_one_work) 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 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:84be838c r4:84be8000 r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:378 state:D stack:0 pid:5689 tgid:5689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc29d84 r8:00000002 r7:60000113 r6:ebc29d8c r5:856dc800 r4:856dc800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856dc800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc29e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85611000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb3cc000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856f238c r4:856f2000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856f238c r4:8561a000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856dc800 r8:8561a02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8561a000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561a000 r8:80287e08 r7:ebc25e60 r6:85637880 r5:856dc800 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 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847a0300 INFO: task kworker/0:378:5689 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b269d000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:379:5691 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/0:379 state:D stack:0 pid:5691 tgid:5691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec585d84 r8:00000002 r7:60000113 r6:ec585d8c r5:856dd400 r4:856dd400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856dd400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec585e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856111c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb4bd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856f278c r4:856f2400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856f278c r4:8561a080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856dd400 r8:8561a0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 r4:8568a340 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:380:5693 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. r10:8291a684 r9:ec58dd84 r8:00000002 r7:60000013 r6:ec58dd8c r5:856de000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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) r5:856f2b8c r4:856f2800 r7:dddced80 r6:83018000 r5:856f2b8c r4:8561a100 r4:8561a100 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 INFO: task kworker/0:381:5695 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/0:381 state:D stack:0 pid:5695 tgid:5695 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec591d84 r8:00000002 r7:60000113 r6:ec591d8c r5:856dec00 r4:856dec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856dec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec591e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85611e00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba6b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856b638c r4:856b6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856b638c r4:8561a200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856dec00 r8:8561a22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8561a200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561a200 r8:80287e08 r7:ec58de60 r6:85637a00 r5:856dec00 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 r4:85611100 INFO: task kworker/0:381:5695 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b349e000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/0:382:5697 blocked for more than 470 seconds. r5:856e0000 r4:8291a680 r4:00000000 r4:00000000 r5:856f2f8c r4:856f2c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8561a280 Exception stack(0xebbe9fb0 to 0xebbe9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85611400 INFO: task kworker/0:382:5697 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b34ec000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:856f338c r4:856f3000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8561a300 r8:80287e08 r7:ec591e60 r6:8561a380 r5:85739800 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:384:5702 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/0:384 state:D stack:0 pid:5702 tgid:5702 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec595d84 r8:00000002 r7:60000013 r6:ec595d8c r5:85738c00 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb883000 r5:856f378c r4:856f3400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85738c00 r8:8561a1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8561a180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561a180 r8:80287e08 r7:ec591e60 r6:8561a400 r5:85738c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec595fb0 to 0xec595ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85611840 INFO: task kworker/0:384:5702 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b3924000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/0:385:5704 blocked for more than 471 seconds. r4:8573a400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5a1e08 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85611880 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8573a400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8a1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856f3b8c r4:856f3800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856f3b8c r4:8561a480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8573a400 r8:8561a4ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8561a480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561a480 r8:80287e08 r7:ec591e60 r6:8561a500 r5:8573a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec5a1fb0 to 0xec5a1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85611840 INFO: task kworker/0:385:5704 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b3a1f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:84be838c r4:84be8000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb8cb000 r5:856f3f8c r4:856f3c00 [<80287208>] (process_one_work) 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 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b3b93000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:387:5707 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/0:387 state:D stack:0 pid:5707 tgid:5707 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec59dd84 r8:00000002 r7:60000113 r6:ec59dd8c r5:8573bc00 r4:8573bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8573bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec59de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85611b80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8573bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba05000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847b2f8c r4:847b2c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:847b2f8c r4:8561a700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8573bc00 r8:8561a72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8561a700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561a700 r8:80287e08 r7:ec591e60 r6:8561a600 r5:8573bc00 dfa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5a9e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85704b8c r4:85704800 [<80287208>] (process_one_work) 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 Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/0:389:5711 blocked for more than 471 seconds. Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec5add84 r8:00000002 r7:60000113 r6:ec5add8c r5:8573d400 r4:8573d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8573d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5ade08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568ab40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8573d400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [<8054b0ec>] (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) r5:8570438c r4:85704000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8570438c r4:8561a800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8573d400 r8:8561a82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8561a800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561a800 r8:80287e08 r7:ec5a9e60 r6:8561aa00 r5:8573d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec5adfb0 to 0xec5adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85611dc0 INFO: task kworker/0:389:5711 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b40e2000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/0:390:5714 blocked for more than 471 seconds. r4:8573e000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8570478c r4:85704400 r10:61c88647 r9:8573e000 r8:8561a8ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:84be838c r4:84be8000 r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:391:5717 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/0:391 state:D stack:0 pid:5717 tgid:5717 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec5b9d84 r8:00000002 r7:60000113 r6:ec5b9d8c r5:8573ec00 r4:8573ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8573ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5b9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562c300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8573ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbf1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85704f8c r4:85704c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85704f8c r4:8561a980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8573ec00 r8:8561a9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8561a980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561a980 r8:80287e08 r7:ec5a9e60 r6:8561ab80 r5:8573ec00 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 r4:8562c180 INFO: task kworker/0:391:5717 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:85738000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5bde08 r5:00001000 r4:ebc69000 r5:8570538c r4:85705000 r7:dddced80 r6:83018000 r5:8570538c r4:8561ac00 r10:00000000 r9:8561ac00 r8:80287e08 r7:ec5b9e60 r6:8561aa80 r5:85738000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:393:5721 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/0:393 state:D stack:0 pid:5721 tgid:5721 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec5c1d84 r8:00000002 r7:60000013 r6:ec5c1d8c r5:84aabc00 r4:84aabc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84aabc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5c1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562ca80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84aabc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec5d5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8570638c r4:85706000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8570638c r4:8561ac80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aabc00 r8:8561acac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8561ac80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561ac80 r8:80287e08 r7:ec5bde60 r6:8561ad80 r5:84aabc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec5c1fb0 to 0xec5c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8562c480 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8570578c r4:85705400 r10:61c88647 r9:84808000 r8:8561ae2c r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xec5c5fb0 to 0xec5c5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8562c540 INFO: task kworker/0:394:5722 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b496b000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:395:5724 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/0:395 state:D stack:0 pid:5724 tgid:5724 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec5c9d84 r8:00000002 r7:60000113 r6:ec5c9d8c r5:84808c00 r4:84808c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84808c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85705b8c r4:85705800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84808c00 r8:85686f2c r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 5d60: 80230ad0 80239bb0 800b0013 ffffffff r4:e0585dc0 [<8054b0ec>] (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) r4:849b9d40 Workqueue: events bpf_prog_free_deferred r5:84809800 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85705f8c r4:85705c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85705f8c r4:8561af80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84809800 r8:8561afac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8561af80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561af80 r8:80287e08 r7:ec5c1e60 r6:8561af00 r5:84809800 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 r4:8562c900 INFO: task kworker/0:396:5726 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b4ca5000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:397:5728 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/0:397 state:D stack:0 pid:5728 tgid:5728 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85706f8c r4:85706c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xec5d9fb0 to 0xec5d9ff8) task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8570678c r4:85706400 r10:61c88647 r9:8480b000 r8:8568412c r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8562cbc0 INFO: task kworker/0:398:5730 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b5064000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:399:5732 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/0:399 state:D stack:0 pid:5732 tgid:5732 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:8480bc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5ede08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85706b8c r4:85706800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800b0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:400 state:D stack:0 pid:5734 tgid:5734 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec5f5d84 r8:00000002 r7:60000113 r6:ec5f5d8c r5:8480c800 r4:8480c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8480c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5f5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85683000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8480c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec5fd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8570738c r4:85707000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8570738c r4:85684200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8480c800 r8:8568422c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85684200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85684200 r8:80287e08 r7:ec5d9e60 r6:85684480 r5:8480c800 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 r4:85683100 INFO: task kworker/0:400:5734 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b535f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r4:8480d400 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85683240 r5:8570778c r4:85707400 r7:dddced80 r6:83018000 r5:8570778c r4:85684300 r10:61c88647 r9:8480d400 r8:8568432c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85684300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85684300 r8:80287e08 r7:ec5f5e60 r6:85684400 r5:8480d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec5b5fb0 to 0xec5b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85683100 INFO: task kworker/0:401:5736 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b535f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:897:5742 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/1:897 state:D stack:0 pid:5742 tgid:5742 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec601d84 r8:00000002 r7:60000113 r6:ec601d8c r5:8480e000 r4:8480e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8480e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec601e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569b400 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8480e000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5bf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8566278c r4:85662400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8566278c r4:85637b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8480e000 r8:85637b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85637b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85637b00 r8:80287e08 r7:ebbede60 r6:85684500 r5:8480e000 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 Exception stack(0xe0585fb0 to 0xe0585ff8) r4:849b9d40 Workqueue: events bpf_prog_free_deferred r5:8480ec00 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85707b8c r4:85707800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xebd41fb0 to 0xebd41ff8) task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 00000000 00000000 00000000 00000000 task:kworker/1:898 state:D stack:0 pid:5746 tgid:5746 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec609e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569b540 r5:85662b8c r4:85662800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85750000 r8:85637bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8569b3c0 INFO: task kworker/1:898:5746 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b5ce3000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:403:5747 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/0:403 state:D stack:0 pid:5747 tgid:5747 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec615d84 r8:00000002 r7:60000113 r6:ec615d8c r5:85750c00 r4:85750c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85750c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec615e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85707f8c r4:85707c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c 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:ec619e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbaf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8571538c r4:85715000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8571538c r4:85684800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85751800 r8:8568482c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85684800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85684800 r8:80287e08 r7:ec615e60 r6:85684880 r5:85751800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec619fb0 to 0xec619ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856833c0 INFO: task kworker/0:404:5748 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b6031000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:899:5750 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/1:899 state:D stack:0 pid:5750 tgid:5750 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec61dd84 r8:00000002 r7:60000013 r6:ec61dd8c r5:85752400 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85752400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r5:85662f8c r4:85662c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85637c80 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r5:84be838c r4:84be8000 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd49e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8571438c r4:85714000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:406:5753 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/0:406 state:D stack:0 pid:5753 tgid:5753 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec621d84 r8:00000002 r7:60000113 r6:ec621d8c r5:85753c00 r4:85753c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85753c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec621e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85683a80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85753c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7ab000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8571478c r4:85714400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8571478c r4:85684a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85753c00 r8:85684a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85684a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85684a00 r8:80287e08 r7:ec619e60 r6:85684c00 r5:85753c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec621fb0 to 0xec621ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85683a40 INFO: task kworker/0:406:5753 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r5:85754800 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:900:5756 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/1:900 state:D stack:0 pid:5756 tgid:5756 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec62dd84 r8:00000002 r7:60000113 r6:ec62dd8c r5:85755400 r4:85755400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85755400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec62de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569b940 r5:8566338c r4:85663000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:901:5758 blocked for more than 471 seconds. r4:85756000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec631e08 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85756000 r8:85637c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 5d60: 80230ad0 80239bb0 800b0013 ffffffff r4:e0585dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 Workqueue: events bpf_prog_free_deferred r4:84ab8000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ab8000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec645e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569bb40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84ab8000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9ab000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85663b8c r4:85663800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85663b8c r4:85637e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ab8000 r8:85637e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85637e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85637e00 r8:80287e08 r7:ec631e60 r6:85684d80 r5:84ab8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec645fb0 to 0xec645ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8569b9c0 INFO: task kworker/1:902:5761 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b721f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:903:5763 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/1:903 state:D stack:0 pid:5763 tgid:5763 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec64dd84 r8:00000002 r7:60000113 r6:ec64dd8c r5:84ab9800 r4:84ab9800 r5:84ab9800 r4:8291a680 r4:00000000 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) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 5d20: b7399000 edb7b000 00000001 80239b98 7f067000 00000001 r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:904:5765 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/1:904 state:D stack:0 pid:5765 tgid:5765 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec655d84 r8:00000002 r7:60000013 r6:ec655d8c r5:84ab8c00 r4:84ab8c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ab8c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec655e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8566cb8c r4:8566c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 5d20: b7cee000 edb7b000 00000001 80239b98 7f067000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:905:5766 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/1:905 state:D stack:0 pid:5766 tgid:5766 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec659d84 r8:00000002 r7:60000113 r6:ec659d8c r5:84abb000 r4:84abb000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84abb000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec659e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569bd00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84abb000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9e5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8566c38c r4:8566c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8566c38c r4:856a1000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84abb000 r8:856a102c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a1000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a1000 r8:80287e08 r7:ec655e60 r6:85684f00 r5:84abb000 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 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800b0013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:906:5768 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. Workqueue: events bpf_prog_free_deferred r5:84aba400 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8566cf8c r4:8566cc00 [<80287208>] (process_one_work) 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: b8860000 edb7b000 00000001 80239b98 7f067000 00000001 r4:e0585dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:408:5769 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/0:408 state:D stack:0 pid:5769 tgid:5769 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec65dd84 r8:00000002 r7:60000113 r6:ec65dd8c r5:84abc800 r4:84abc800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84abc800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec65de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85696680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84abc800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<8054b0ec>] (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) r5:85714b8c r4:85714800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85714b8c r4:8569cf80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84abc800 r8:8569cfac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8569cf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8569cf80 r8:80287e08 r7:ec619e60 r6:8569ce00 r5:84abc800 r4:00000001 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<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 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec635e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8566d38c r4:8566d000 r10:61c88647 r9:856e3c00 r8:856a132c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r5:800b0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:856e1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec669e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569d680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:856e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebafd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8566db8c r4:8566d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8566db8c r4:856a1400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856e1800 r8:856a142c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a1400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a1400 r8:80287e08 r7:ec635e60 r6:856a1480 r5:856e1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec669fb0 to 0xec669ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8569d200 INFO: task kworker/1:908:5776 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b909b000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:84be838c r4:84be8000 r4:848ec200 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:909 state:D stack:0 pid:5777 tgid:5777 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856e0c00 r8:856a152c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a1500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a1500 r8:80287e08 r7:ec669e60 r6:856a1580 r5:856e0c00 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 r4:8569d200 INFO: task kworker/1:909:5777 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b909b000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:409:5779 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/0:409 state:D stack:0 pid:5779 tgid:5779 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec625d84 r8:00000002 r7:60000113 r6:ec625d8c r5:84abd400 r4:84abd400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84abd400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec625e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85696740 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84abd400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebad7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85714f8c r4:85714c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84abd400 r8:8569302c r7:82804d40 r6:dddced80 r5:dddceda0 INFO: task kworker/0:409:5779 is blocked on a mutex likely owned by task kworker/1:158:3743. 5d20: b92bc000 edb7b000 00000001 80239b98 7f067000 00000001 r4:e0585dc0 r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:910:5781 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/1:910 state:D stack:0 pid:5781 tgid:5781 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec665d84 r8:00000002 r7:60000113 r6:ec665d8c r5:84abe000 r4:84abe000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84abe000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8566df8c r4:8566dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84abe000 r8:856a162c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:84be838c r4:84be8000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec679e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8566e78c r4:8566e400 r10:00000000 r9:856a1700 r8:80287e08 r7:ec665e60 r6:85693080 r5:84abec00 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b9878000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:912:5785 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/1:912 state:D stack:0 pid:5785 tgid:5785 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec67dd84 r8:00000002 r7:60000113 r6:ec67dd8c r5:84abbc00 r4:84abbc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84abbc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8566e38c r4:8566e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:856a1780 r8:80287e08 r7:ec679e60 r6:85693200 r5:84abbc00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) r5:800b0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85756c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec681e08 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569dd80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85756c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbe5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8566ef8c r4:8566ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8566ef8c r4:856a1800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85756c00 r8:856a182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a1800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a1800 r8:80287e08 r7:ec679e60 r6:85693280 r5:85756c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec681fb0 to 0xec681ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8569d900 INFO: task kworker/1:913:5787 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b9d33000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/0:410:5790 blocked for more than 472 seconds. r4:856e8000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec671e08 r9:83018005 r8:856e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 r5:85715f8c r4:85715c00 [<80287208>] (process_one_work) 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 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c 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:ec689e08 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:856e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbbb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8566eb8c r4:8566e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8566eb8c r4:856a1900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856e8c00 r8:856a192c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a1900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a1900 r8:80287e08 r7:ec681e60 r6:85693380 r5:856e8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec689fb0 to 0xec689ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8569dbc0 INFO: task kworker/1:914:5791 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: b9e44000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:915:5794 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:5794 tgid:5794 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec68dd84 r8:00000002 r7:60000013 r6:ec68dd8c r5:856e9800 r4:856e9800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 r4:00000000 r5:8566f78c r4:8566f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:856a1880 r8:80287e08 r7:ec681e60 r6:85693400 r5:856e9800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8569d980 INFO: task kworker/1:915:5794 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: ba26d000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:916:5796 blocked for more than 472 seconds. Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ebc5f000 r5:8566f38c r4:8566f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:856a1980 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856ebc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b9e08 r5:00001000 r4:ebd17000 r5:857d938c r4:857d9000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856ebc00 r8:856a1b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a1b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a1b00 r8:80287e08 r7:ec68de60 r6:85693580 r5:856ebc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6b9fb0 to 0xec6b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8561e600 INFO: task kworker/1:917:5798 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: ba465000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:918:5800 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/1:918 state:D stack:0 pid:5800 tgid:5800 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec6c1d84 r8:00000002 r7:60000113 r6:ec6c1d8c r5:856ed400 r4:856ed400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856ed400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6c1e08 r4:00000000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8566fb8c r4:8566f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:856ed400 r8:856a1aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856ee000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:856ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 r5:8566ff8c r4:8566fc00 r10:61c88647 r9:856ee000 r8:856a16ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:411:5803 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/0:411 state:D stack:0 pid:5803 tgid:5803 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec6cdd84 r8:00000002 r7:60000113 r6:ec6cdd8c r5:856ec800 r4:856ec800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856ec800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6cde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856230c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:856ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba9f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85715b8c r4:85715800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85715b8c r4:85693700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856ec800 r8:8569372c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85693700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85693700 r8:80287e08 r7:ec671e60 r6:85693780 r5:856ec800 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 r4:8568f200 INFO: task kworker/0:411:5803 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: babe9000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 INFO: task kworker/1:920:5805 blocked for more than 472 seconds. r5:85020000 r4:8291a680 r4:00000000 r4:00000000 r5:857d838c r4:857d8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:856a1c00 Exception stack(0xec6d5fb0 to 0xec6d5ff8) task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:921 state:D stack:0 pid:5806 tgid:5806 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6d9e08 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a0300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85020c00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebce5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857d878c r4:857d8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857d878c r4:856a1c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85020c00 r8:856a1cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a1c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a1c80 r8:80287e08 r7:ec6b9e60 r6:85693880 r5:85020c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6d9fb0 to 0xec6d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856a0140 INFO: task kworker/1:921:5806 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: bada6000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:922:5808 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/1:922 state:D stack:0 pid:5808 tgid:5808 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec6e1d84 r8:00000002 r7:60000013 r6:ec6e1d8c r5:85022400 r4:85022400 r5:85022400 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:857d8b8c r4:857d8800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:856a1a00 r8:80287e08 r7:ec6b9e60 r6:85693900 r5:85022400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6e1fb0 to 0xec6e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856a02c0 INFO: task kworker/1:922:5808 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: bada6000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:923:5810 blocked for more than 472 seconds. [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:857d8f8c r4:857d8c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 5d60: 80230ad0 80239bb0 800b0013 ffffffff r4:e0585dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 INFO: task kworker/1:924:5812 blocked for more than 472 seconds. r5:85023000 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a0d40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85023000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead9f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857da78c r4:857da400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857da78c r4:856a1e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85023000 r8:856a1e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a1e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a1e00 r8:80287e08 r7:ec6b9e60 r6:85693a00 r5:85023000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6f1fb0 to 0xec6f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856a0500 INFO: task kworker/1:924:5812 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: bb1a0000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:849b9d40 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ebd29000 r5:857d978c r4:857d9400 [<80287208>] (process_one_work) 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 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0585fb0 to 0xe0585ff8) r4:849b9d40 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec701d84 r8:00000002 r7:60000113 r6:ec701d8c r5:85024800 r4:85024800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85024800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec701e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a08c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85024800 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec611000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857d9b8c r4:857d9800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857d9b8c r4:856a1f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85024800 r8:856a1f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a1f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a1f00 r8:80287e08 r7:ec6f1e60 r6:85693b00 r5:85024800 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 r4:856a0780 INFO: task kworker/1:926:5816 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: bb765000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<8054b0ec>] (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 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:857d9f8c r4:857d9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:856a1f80 r8:80287e08 r7:ec6f1e60 r6:85693b80 r5:85026000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:928:5820 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/1:928 state:D stack:0 pid:5820 tgid:5820 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec711d84 r8:00000002 r7:60000113 r6:ec711d8c r5:856eec00 r4:856eec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856eec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec711e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a0b00 r5:857da38c r4:857da000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857da38c r4:856a1e80 r4:856a1e80 Exception stack(0xec711fb0 to 0xec711ff8) Workqueue: events bpf_prog_free_deferred 5d20: bb8c5000 edb7b000 00000001 80239b98 7f067000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:856eb000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec71de08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 5d60: 80230ad0 80239bb0 800b0013 ffffffff r4:e0585dc0 r5:00001000 r4:dfbdd000 r4:848ec200 5fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:930:5824 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/1:930 state:D stack:0 pid:5824 tgid:5824 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec70dd84 r8:00000002 r7:60000013 r6:ec70dd8c r5:85026c00 r4:85026c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85026c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec70de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a0f00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85026c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb309000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857dab8c r4:857da800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857dab8c r4:856a1200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85026c00 r8:856a122c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a1200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a1200 r8:80287e08 r7:ec71de60 r6:85693d00 r5:85026c00 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 r4:856a0c80 INFO: task kworker/1:930:5824 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: bbf2a000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (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 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:857db38c r4:857db000 r7:ddde2d80 r6:83018200 r5:857db38c r4:85637d80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Call trace: 5d20: bc234000 edb7b000 00000001 80239b98 7f067000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/1:932:5830 blocked for more than 472 seconds. r5:85821800 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:857db78c r4:857db400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857db78c r4:856a1b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85821800 r8:856a1bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856a1b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856a1b80 r8:80287e08 r7:ec725e60 r6:85693d80 r5:85821800 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 r4:85674280 INFO: task kworker/1:932:5830 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: bc234000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__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) r5:857dc38c r4:857dc000 r10:61c88647 r9:85823000 r8:856a112c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r4:00000000 r5:84be838c r4:84be8000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:849b9d40 Workqueue: events bpf_prog_free_deferred r4:85820c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85820c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec739e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85674300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85820c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb88b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857dbb8c r4:857db800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857dbb8c r4:8562a080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85820c00 r8:8562a0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562a080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562a080 r8:80287e08 r7:ec735e60 r6:85693f00 r5:85820c00 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 r4:85674400 INFO: task kworker/1:934:5833 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: bc483000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 INFO: task kworker/1:935:5835 blocked for more than 472 seconds. r5:85822400 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:857dbf8c r4:857dbc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857dbf8c r4:8562a000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85822400 r8:8562a02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562a000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562a000 r8:80287e08 r7:ec735e60 r6:85693f80 r5:85822400 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 r4:856742c0 INFO: task kworker/1:935:5835 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 5d60: 80230ad0 80239bb0 800b0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:857dcf8c r4:857dcc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 5d60: 80230ad0 80239bb0 800b0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:937:5839 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/1:937 state:D stack:0 pid:5839 tgid:5839 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec781d84 r8:00000002 r7:60000013 r6:ec781d8c r5:85823c00 r4:85823c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85823c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec781e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85674700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85823c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb8d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857dc78c r4:857dc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857dc78c r4:8562a280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85823c00 r8:8562a2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562a280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562a280 r8:80287e08 r7:ec765e60 r6:85619080 r5:85823c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec781fb0 to 0xec781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 r5:84be838c r4:84be8000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/1:938:5842 blocked for more than 472 seconds. r5:85826000 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) 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) r5:857dcb8c r4:857dc800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857dcb8c r4:8562a100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85826000 r8:8562a12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562a100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562a100 r8:80287e08 r7:ec765e60 r6:85619100 r5:85826000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec78dfb0 to 0xec78dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85674640 INFO: task kworker/1:938:5842 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: bcb67000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:939 state:D stack:0 pid:5845 tgid:5845 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:857ddb8c r4:857dd800 r7:ddde2d80 r6:83018200 r5:857ddb8c r4:8562a300 r10:00000000 r9:8562a300 r8:80287e08 r7:ec765e60 r6:85619280 r5:85825400 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 5d20: bcdee000 edb7b000 00000001 80239b98 7f067000 00000001 r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:940:5846 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/1:940 state:D stack:0 pid:5846 tgid:5846 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85674b80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85826c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd1b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857dd38c r4:857dd000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857dd38c r4:8562a400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85826c00 r8:8562a42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562a400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562a400 r8:80287e08 r7:ec791e60 r6:85619180 r5:85826c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec795fb0 to 0xec795ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85674a80 INFO: task kworker/1:940:5846 is blocked on a mutex likely owned by task kworker/1:158:3743. r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r4:00000000 r5:84be838c r4:84be8000 r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) Not tainted 6.15.0-rc7-syzkaller #0 r5:85023c00 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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:ddde2d80 r6:83018200 r5:857dd78c r4:8562a380 r10:00000000 r9:8562a380 r8:80287e08 r7:ec791e60 r6:85619200 r5:85023c00 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85028000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 r5:857de38c r4:857de000 r7:ddde2d80 r6:83018200 r5:857de38c r4:8562a480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85028000 r8:8562a4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562a480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562a480 r8:80287e08 r7:ec791e60 r6:85619300 r5:85028000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec79dfb0 to 0xec79dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85674d80 INFO: task kworker/1:942:5851 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: bd1f6000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:943:5853 blocked for more than 472 seconds. Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85028c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 r5:857ddf8c r4:857ddc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85028c00 r8:8562a5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:857de78c r4:857de400 r10:61c88647 r9:85029800 r8:8562a62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: bd77f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:945:5857 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/1:945 state:D stack:0 pid:5857 tgid:5857 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7a9d84 r8:00000002 r7:60000113 r6:ec7a9d8c r5:8502a400 r4:8502a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8502a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7a9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85620000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8502a400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec769000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857deb8c r4:857de800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857deb8c r4:8562a680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8502a400 r8:8562a6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562a680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562a680 r8:80287e08 r7:ec7a5e60 r6:85619480 r5:8502a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7a9fb0 to 0xec7a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85674f80 INFO: task kworker/1:945:5857 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: bd8de000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/0:412:5858 blocked for more than 473 seconds. r4:8502b000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec685e08 r5:00001000 r4:ebbc7000 r5:8571738c r4:85717000 r7:dddced80 r6:83018000 r5:8571738c r4:85619500 r10:00000000 r9:85619500 r8:80287e08 r7:ec671e60 r6:85619680 r5:8502b000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85623980 INFO: task kworker/0:412:5858 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: bdbc3000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:946:5860 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/1:946 state:D stack:0 pid:5860 tgid:5860 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7add84 r8:00000002 r7:60000113 r6:ec7add8c r5:8502bc00 r4:8502bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8502bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7ade08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85620140 r5:00001000 r4:ec7b7000 r5:857def8c r4:857dec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857def8c r4:8562a700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8502bc00 r8:8562a72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:8562a700 r8:80287e08 r7:ec7a9e60 r6:85619580 r5:8502bc00 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:946:5860 is blocked on a mutex likely owned by task kworker/1:158:3743. Call trace: Exception stack(0xe0585d28 to 0xe0585d70) 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r4:82ac21e4 r4:e0585dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:413:5861 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/0:413 state:D stack:0 pid:5861 tgid:5861 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7b1d84 r8:00000002 r7:60000113 r6:ec7b1d8c r5:8502c800 r4:8502c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8502c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7b1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85329780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8502c800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [<8054b0ec>] (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) r5:85716f8c r4:85716c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85716f8c r4:85619600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8502c800 r8:8561962c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85619600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85619600 r8:80287e08 r7:ec685e60 r6:85619700 r5:8502c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7b1fb0 to 0xec7b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85623b40 INFO: task kworker/0:413:5861 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: be163000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) 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 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:947:5864 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/1:947 state:D stack:0 pid:5864 tgid:5864 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7c9d84 r8:00000002 r7:60000113 r6:ec7c9d8c r5:8502d400 r4:8502d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8502d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85620280 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8502d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7bd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857df38c r4:857df000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857df38c r4:8562a500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8502d400 r8:8562a52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562a500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562a500 r8:80287e08 r7:ec7ade60 r6:85619780 r5:8502d400 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 r4:85620080 INFO: task kworker/1:947:5864 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: be163000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:948:5866 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/1:948 state:D stack:0 pid:5866 tgid:5866 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7cdd84 r8:00000002 r7:60000113 r6:ec7cdd8c r5:8502ec00 r4:8502ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8502ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7cde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85620440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8502ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7cf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857df78c r4:857df400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857df78c r4:8562a180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8502ec00 r8:8562a1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562a180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562a180 r8:80287e08 r7:ec7c9e60 r6:85619800 r5:8502ec00 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 r4:85620300 INFO: task kworker/1:948:5866 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 5d20: be5eb000 edb7b000 00000001 80239b98 7f067000 00000001 r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:949:5868 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/1:949 state:D stack:0 pid:5868 tgid:5868 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7d9d84 r8:00000002 r7:60000113 r6:ec7d9d8c r5:8502e000 r4:8502e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8502e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7d9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856206c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8502e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7e3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857dff8c r4:857dfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857dff8c r4:8562a780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8502e000 r8:8562a7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562a780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562a780 r8:80287e08 r7:ec7cde60 r6:85619880 r5:8502e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7d9fb0 to 0xec7d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85620400 INFO: task kworker/1:949:5868 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 Exception stack(0xe0585d28 to 0xe0585d70) 5d60: 80230ad0 80239bb0 800b0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 5fa0: 00000000 00000000 00000000 00000000 r4:849b9d40 Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7e1d84 r8:00000002 r7:60000013 r6:ec7e1d8c r5:85828000 r4:85828000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85828000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7e1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85620580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85828000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7d5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857dfb8c r4:857df800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857dfb8c r4:8562a900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85828000 r8:8562a92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562a900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562a900 r8:80287e08 r7:ec7d9e60 r6:85619900 r5:85828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7e1fb0 to 0xec7e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856204c0 INFO: task kworker/1:950:5870 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: be803000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:951:5873 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/1:951 state:D stack:0 pid:5873 tgid:5873 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:8582a400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec801e08 r9:83018205 r8:8582a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 r5:857e038c r4:857e0000 r10:61c88647 r9:8582a400 r8:8562a9ac 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 r4:85620780 INFO: task kworker/1:951:5873 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: beb0f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:952:5875 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/1:952 state:D stack:0 pid:5875 tgid:5875 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec809d84 r8:00000002 r7:60000113 r6:ec809d8c r5:85828c00 r4:85828c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85828c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec809e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018205 r8:85828c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 r5:857e078c r4:857e0400 [<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 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:952:5875 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: beb0f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec811e08 r9:83018205 r8:85829800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 r5:857e138c r4:857e1000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8562a880 r8:80287e08 r7:ec809e60 r6:85619a80 r5:85829800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: bedb1000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:954:5878 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/1:954 state:D stack:0 pid:5878 tgid:5878 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec819d84 r8:00000002 r7:60000113 r6:ec819d8c r5:8582c800 r4:8582c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8582c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec819e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85620980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8582c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7fd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857e0b8c r4:857e0800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857e0b8c r4:8562ab00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8582c800 r8:8562ab2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562ab00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562ab00 r8:80287e08 r7:ec811e60 r6:85619b00 r5:8582c800 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 r4:85620b00 INFO: task kworker/1:954:5878 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:955:5879 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/1:955 state:D stack:0 pid:5879 tgid:5879 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec81dd84 r8:00000002 r7:60000113 r6:ec81dd8c r5:8582d400 r4:8582d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 r9:83018205 r8:8582d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 r5:857e0f8c r4:857e0c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8582d400 r8:8562aa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0585d28 to 0xe0585d70) 5d20: bf094000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:956:5882 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/1:956 state:D stack:0 pid:5882 tgid:5882 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec835d84 r8:00000002 r7:60000113 r6:ec835d8c r5:8582ec00 r4:8582ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8582ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec835e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85620e80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8582ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec837000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857e178c r4:857e1400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857e178c r4:8562aa80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8582ec00 r8:8562aaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562aa80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562aa80 r8:80287e08 r7:ec811e60 r6:85619c00 r5:8582ec00 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 r4:85620bc0 INFO: task kworker/1:956:5882 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: bf497000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:957:5884 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. Call trace: r4:8582e000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018205 r8:8582e000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 r5:857e378c r4:857e3400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857e378c r4:8562ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8582e000 r8:8562ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562ac00 r10:00000000 r9:8562ac00 r8:80287e08 r7:ec835e60 r6:85619c80 r5:8582e000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: bf497000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:958:5886 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/1:958 state:D stack:0 pid:5886 tgid:5886 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec851d84 r8:00000002 r7:60000013 r6:ec851d8c r5:85830000 r4:85830000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85830000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec851e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85623240 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85830000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec83d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857e1b8c r4:857e1800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857e1b8c r4:8562ab80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85830000 r8:8562abac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562ab80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562ab80 r8:80287e08 r7:ec849e60 r6:85619d00 r5:85830000 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 r4:85623140 INFO: task kworker/1:958:5886 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: bf56d000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 r4:82ac21e4 r4:e0585dc0 r4:00000000 r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:959:5887 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/1:959 state:D stack:0 pid:5887 tgid:5887 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec85dd84 r8:00000002 r7:60000113 r6:ec85dd8c r5:85830c00 r4:85830c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85830c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec85de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85620f40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85830c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec853000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857e1f8c r4:857e1c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857e1f8c r4:8562ad00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85830c00 r8:8562ad2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562ad00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562ad00 r8:80287e08 r7:ec849e60 r6:85619d80 r5:85830c00 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 r4:85620f80 INFO: task kworker/1:959:5887 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: bf9d1000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:960:5889 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/1:960 state:D stack:0 pid:5889 tgid:5889 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec869d84 r8:00000002 r7:60000113 r6:ec869d8c r5:85832400 r4:85832400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85832400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec869e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85623300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85832400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec859000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857e238c r4:857e2000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857e238c r4:8562ac80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85832400 r8:8562acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562ac80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562ac80 r8:80287e08 r7:ec849e60 r6:85619e00 r5:85832400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec869fb0 to 0xec869ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85696ec0 INFO: task kworker/1:960:5889 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: bfd22000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:961:5891 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. r10:8291a684 r9:ec879d84 r8:00000002 r7:60000013 r6:ec879d8c r5:85831800 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:857e278c r4:857e2400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857e278c r4:8562ad80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85831800 r8:8562adac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562ad80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562ad80 r8:80287e08 r7:ec849e60 r6:85619e80 r5:85831800 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 r4:855f9100 INFO: task kworker/1:961:5891 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: bfd22000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:df997000 r5:857e2b8c r4:857e2800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857e2b8c r4:8562ae00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85834800 r8:8562ae2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562ae00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562ae00 r8:80287e08 r7:ec849e60 r6:85619f00 r5:85834800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec87dfb0 to 0xec87dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855f9280 INFO: task kworker/1:962:5893 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eab05000 r5:857e2f8c r4:857e2c00 r7:ddde2d80 r6:83018200 r5:857e2f8c r4:8562ae80 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c0117000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:964:5897 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/1:964 state:D stack:0 pid:5897 tgid:5897 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r5:85835400 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f93c0 r5:857e338c r4:857e3000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85637f00 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<80287208>] (process_one_work) 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 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f97c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85833000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb625000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857e3f8c r4:857e3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857e3f8c r4:851b2000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85833000 r8:851b202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b2000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b2000 r8:80287e08 r7:ec849e60 r6:8443a080 r5:85833000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec895fb0 to 0xec895ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855f94c0 INFO: task kworker/1:965:5900 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c09eb000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 r4:848ec200 5fa0: 00000000 00000000 00000000 00000000 Call trace: [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:857e3b8c r4:857e3800 r10:00000000 r9:851b2180 r8:80287e08 r7:ec895e60 r6:8443a100 r5:85836c00 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 5d20: c09eb000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:967:5904 blocked for more than 473 seconds. [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:857e438c r4:857e4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857e438c r4:851b2200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8582bc00 r8:851b222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b2200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b2200 r8:80287e08 r7:ec895e60 r6:8443a180 r5:8582bc00 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 r4:855f9a00 INFO: task kworker/1:967:5904 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c0ece000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857e778c r4:851b2080 r10:00000000 r9:851b2080 r8:80287e08 r7:ec8a1e60 r6:8443a200 r5:8582b000 INFO: task kworker/1:968:5905 is blocked on a mutex likely owned by task kworker/1:158:3743. 5d60: 80230ad0 80239bb0 800b0013 ffffffff r4:e0585dc0 r5:00001000 r4:dfbdd000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:ec8add84 r8:00000002 r7:60000113 r6:ec8add8c r5:85838c00 r4:85838c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85838c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8ade08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f9b00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85838c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7f7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857e478c r4:857e4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857e478c r4:851b2300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85838c00 r8:851b232c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b2300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b2300 r8:80287e08 r7:ec8a5e60 r6:8443a280 r5:85838c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8adfb0 to 0xec8adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855f9940 INFO: task kworker/1:969:5907 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c1525000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__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 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:851b2280 r8:80287e08 r7:ec8a5e60 r6:8443a300 r5:85838000 INFO: task kworker/1:970:5909 is blocked on a mutex likely owned by task kworker/1:158:3743. 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:971:5911 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/1:971 state:D stack:0 pid:5911 tgid:5911 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8bdd84 r8:00000002 r7:60000013 r6:ec8bdd8c r5:85839800 r4:85839800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85839800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8bde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f9d40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85839800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857e4f8c r4:851b2380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85839800 r8:851b23ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b2380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b2380 r8:80287e08 r7:ec8a5e60 r6:8443a380 r5:85839800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8bdfb0 to 0xec8bdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855f9bc0 INFO: task kworker/1:971:5911 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c1525000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:8583a400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c5e08 r9:83018205 r8:8583a400 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:851b2480 Exception stack(0xec8c5fb0 to 0xec8c5ff8) Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:8583c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8cde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560c000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8583c800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba33000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857e578c r4:857e5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857e578c r4:851b2500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8583c800 r8:851b252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b2500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b2500 r8:80287e08 r7:ec8a5e60 r6:8443a480 r5:8583c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8cdfb0 to 0xec8cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8560c380 INFO: task kworker/1:973:5915 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c1df1000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<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 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:974:5917 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/1:974 state:D stack:0 pid:5917 tgid:5917 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8d5d84 r8:00000002 r7:60000113 r6:ec8d5d8c r5:8583bc00 r4:8583bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8583bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r7:ddde2d80 r6:83018200 r5:857e5b8c r4:851b2580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 r5:800b0013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:00001000 r4:dfbdd000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:975 state:D stack:0 pid:5919 tgid:5919 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:857e5f8c r4:857e5c00 r7:ddde2d80 r6:83018200 r5:857e5f8c r4:851b2680 r4:851b2680 Exception stack(0xec8ddfb0 to 0xec8ddff8) Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:976:5921 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/1:976 state:D stack:0 pid:5921 tgid:5921 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8e5d84 r8:00000002 r7:60000113 r6:ec8e5d8c r5:8583b000 r4:8583b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8583b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85441180 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8583b000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebacd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857e638c r4:857e6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857e638c r4:851b2600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8583b000 r8:851b262c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b2600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b2600 r8:80287e08 r7:ec8a5e60 r6:8443a600 r5:8583b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:85441280 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 5fa0: 00000000 00000000 00000000 00000000 task:kworker/1:977 state:D stack:0 pid:5923 tgid:5923 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r7:ddde2d80 r6:83018200 r5:857e678c r4:851b2100 r10:61c88647 r9:85836000 r8:851b212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:978:5925 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/1:978 state:D stack:0 pid:5925 tgid:5925 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8f5d84 r8:00000002 r7:60000113 r6:ec8f5d8c r5:8583ec00 r4:8583ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8583ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8f5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854413c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8583ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb13000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857e6b8c r4:857e6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857e6b8c r4:851b2700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8583ec00 r8:851b272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b2700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b2700 r8:80287e08 r7:ec8a5e60 r6:8443a700 r5:8583ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8f5fb0 to 0xec8f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85441300 INFO: task kworker/1:978:5925 is blocked on a mutex likely owned by task kworker/1:158:3743. r4:00000000 5d60: 80230ad0 80239bb0 800b0013 ffffffff r4:00000000 r5:00001000 r4:dfbdd000 r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:85038c00 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854416c0 r7:ddde2d80 r6:83018200 r5:857e6f8c r4:851b2780 r4:851b2780 r10:00000000 r9:851b2780 r8:80287e08 r7:ec8a5e60 r6:8443a780 r5:85038c00 Workqueue: events bpf_prog_free_deferred [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c2870000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:980:5929 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/1:980 state:D stack:0 pid:5929 tgid:5929 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85038000 r4:8291a680 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85441640 r7:ddde2d80 r6:83018200 r5:857e738c r4:851b2880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:85441500 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0585fb0 to 0xe0585ff8) r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:981:5931 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/1:981 state:D stack:0 pid:5931 tgid:5931 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec90dd84 r8:00000002 r7:60000113 r6:ec90dd8c r5:85039800 r4:85039800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85039800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec90de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85441980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85039800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc59000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857e7b8c r4:857e7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857e7b8c r4:851b2800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85039800 r8:851b282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b2800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b2800 r8:80287e08 r7:ec8a5e60 r6:8443a880 r5:85039800 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 r4:85441680 INFO: task kworker/1:981:5931 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c32a2000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:982:5933 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/1:982 state:D stack:0 pid:5933 tgid:5933 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r5:8503a400 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec915e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85441bc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:857e838c r4:851b2400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8503a400 r8:851b242c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b2400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b2400 r8:80287e08 r7:ec90de60 r6:8443a900 r5:8503a400 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c32a2000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:983:5935 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/1:983 state:D stack:0 pid:5935 tgid:5935 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec91dd84 r8:00000002 r7:60000013 r6:ec91dd8c r5:8503b000 r4:8503b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8503b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec91de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85441a40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8503b000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [<8054b0ec>] (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) r5:857e7f8c r4:857e7c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857e7f8c r4:851b2980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8503b000 r8:851b29ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b2980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b2980 r8:80287e08 r7:ec915e60 r6:8443a980 r5:8503b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec91dfb0 to 0xec91dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85441b40 INFO: task kworker/1:983:5935 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c3594000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:984:5937 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/1:984 state:D stack:0 pid:5937 tgid:5937 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec925d84 r8:00000002 r7:60000013 r6:ec925d8c r5:8503bc00 r4:8503bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8503bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec925e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557a440 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8503bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec64f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857e9f8c r4:857e9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857e9f8c r4:851b2a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8503bc00 r8:851b2a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b2a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b2a00 r8:80287e08 r7:ec915e60 r6:8443aa00 r5:8503bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec925fb0 to 0xec925ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85441a80 INFO: task kworker/1:984:5937 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c3594000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:985:5939 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/1:985 state:D stack:0 pid:5939 tgid:5939 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec92dd84 r8:00000002 r7:60000113 r6:ec92dd8c r5:8503c800 r4:8503c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8503c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec92de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85441d00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8503c800 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebcd5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857e878c r4:857e8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857e878c r4:851b2b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8503c800 r8:851b2b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b2b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b2b00 r8:80287e08 r7:ec925e60 r6:8443aa80 r5:8503c800 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 r4:85441b80 INFO: task kworker/1:985:5939 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c398b000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:986:5941 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/1:986 state:D stack:0 pid:5941 tgid:5941 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec935d84 r8:00000002 r7:60000113 r6:ec935d8c r5:8503d400 r4:8503d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8503d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec935e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85441e40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8503d400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebce3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857e8b8c r4:857e8800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857e8b8c r4:851b2b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8503d400 r8:851b2bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b2b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b2b80 r8:80287e08 r7:ec925e60 r6:8443ab00 r5:8503d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec935fb0 to 0xec935ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85441c40 INFO: task kworker/1:986:5941 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c398b000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:987:5943 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/1:987 state:D stack:0 pid:5943 tgid:5943 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec93dd84 r8:00000002 r7:60000113 r6:ec93dd8c r5:8503e000 r4:8503e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8503e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec93de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85441f80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8503e000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebcf5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857e8f8c r4:857e8c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857e8f8c r4:851b2c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8503e000 r8:851b2c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b2c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b2c00 r8:80287e08 r7:ec925e60 r6:8443ab80 r5:8503e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec93dfb0 to 0xec93dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85441d80 INFO: task kworker/1:987:5943 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c398b000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:988:5945 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/1:988 state:D stack:0 pid:5945 tgid:5945 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec945d84 r8:00000002 r7:60000113 r6:ec945d8c r5:8503ec00 r4:8503ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8503ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec945e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557a000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8503ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd0d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857e938c r4:857e9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857e938c r4:851b2a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8503ec00 r8:851b2aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b2a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b2a80 r8:80287e08 r7:ec925e60 r6:8443ac00 r5:8503ec00 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 r4:8557a0c0 INFO: task kworker/1:988:5945 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c4345000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:989:5947 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/1:989 state:D stack:0 pid:5947 tgid:5947 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec94dd84 r8:00000002 r7:60000013 r6:ec94dd8c r5:85778c00 r4:85778c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85778c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec94de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557a200 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85778c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd4b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857e978c r4:857e9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857e978c r4:851b2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85778c00 r8:851b2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b2c80 r8:80287e08 r7:ec925e60 r6:8443ac80 r5:85778c00 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 r4:8557a140 INFO: task kworker/1:989:5947 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c4345000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:990:5949 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/1:990 state:D stack:0 pid:5949 tgid:5949 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec955d84 r8:00000002 r7:60000113 r6:ec955d8c r5:85778000 r4:85778000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85778000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec955e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557a1c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85778000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec639000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857e9b8c r4:857e9800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857e9b8c r4:851b2d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85778000 r8:851b2d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b2d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b2d00 r8:80287e08 r7:ec925e60 r6:8443ad00 r5:85778000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec955fb0 to 0xec955ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8557a3c0 INFO: task kworker/1:990:5949 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c4572000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:991:5951 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/1:991 state:D stack:0 pid:5951 tgid:5951 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec95dd84 r8:00000002 r7:60000113 r6:ec95dd8c r5:8577b000 r4:8577b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8577b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec95de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557a700 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8577b000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec6c3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857ea78c r4:857ea400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857ea78c r4:851b2d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8577b000 r8:851b2dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b2d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b2d80 r8:80287e08 r7:ec925e60 r6:8443ad80 r5:8577b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec95dfb0 to 0xec95dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8557a140 INFO: task kworker/1:991:5951 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c47fd000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:992:5952 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/1:992 state:D stack:0 pid:5952 tgid:5952 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7c1d84 r8:00000002 r7:60000113 r6:ec7c1d8c r5:856e5400 r4:856e5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856e5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557a5c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:856e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec6a3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857ea38c r4:857ea000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857ea38c r4:851b2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856e5400 r8:851b2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b2e80 r8:80287e08 r7:ec95de60 r6:851b2e00 r5:856e5400 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 r4:8557a400 INFO: task kworker/1:992:5952 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c47fd000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:993:5957 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/1:993 state:D stack:0 pid:5957 tgid:5957 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec961d84 r8:00000002 r7:60000113 r6:ec961d8c r5:856e3000 r4:856e3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856e3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec961e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557a980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:856e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec6eb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857eaf8c r4:857eac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857eaf8c r4:85637f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856e3000 r8:85637fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85637f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85637f80 r8:80287e08 r7:ec95de60 r6:851b2f80 r5:856e3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec961fb0 to 0xec961ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8557a640 INFO: task kworker/1:993:5957 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c4b48000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:994:5958 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/1:994 state:D stack:0 pid:5958 tgid:5958 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec965d84 r8:00000002 r7:60000013 r6:ec965d8c r5:856e2400 r4:856e2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856e2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec965e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557a840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:856e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec6d1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857eab8c r4:857ea800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857eab8c r4:851b2f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856e2400 r8:851b2f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b2f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b2f00 r8:80287e08 r7:ec961e60 r6:8562af80 r5:856e2400 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 r4:8557a780 INFO: task kworker/1:994:5958 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c4e59000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:995:5959 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/1:995 state:D stack:0 pid:5959 tgid:5959 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec96dd84 r8:00000002 r7:60000113 r6:ec96dd8c r5:856e6000 r4:856e6000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856e6000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec96de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557ab40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:856e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec6f5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857eb38c r4:857eb000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857eb38c r4:851d6080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856e6000 r8:851d60ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d6080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d6080 r8:80287e08 r7:ec961e60 r6:851d6000 r5:856e6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec96dfb0 to 0xec96dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8557a780 INFO: task kworker/1:995:5959 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c50f6000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:996:5962 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/1:996 state:D stack:0 pid:5962 tgid:5962 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec695d84 r8:00000002 r7:60000113 r6:ec695d8c r5:856e6c00 r4:856e6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856e6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec695e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557ac80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:856e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec875000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857eb78c r4:857eb400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857eb78c r4:851d6100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856e6c00 r8:851d612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d6100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d6100 r8:80287e08 r7:ec96de60 r6:851d6200 r5:856e6c00 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 r4:8557aa80 INFO: task kworker/1:996:5962 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c50f6000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:997:5964 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/1:997 state:D stack:0 pid:5964 tgid:5964 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec975d84 r8:00000002 r7:60000013 r6:ec975d8c r5:857d0000 r4:857d0000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857d0000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec975e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557aec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:857d0000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec97b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857ebb8c r4:857eb800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857ebb8c r4:851d6280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857d0000 r8:851d62ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d6280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d6280 r8:80287e08 r7:ec695e60 r6:851d6180 r5:857d0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec975fb0 to 0xec975ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8557abc0 INFO: task kworker/1:997:5964 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c56af000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:998:5966 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/1:998 state:D stack:0 pid:5966 tgid:5966 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec985d84 r8:00000002 r7:60000013 r6:ec985d8c r5:857d1800 r4:857d1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857d1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec985e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85458b40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:857d1800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec981000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857ebf8c r4:857ebc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857ebf8c r4:851d6300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857d1800 r8:851d632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d6300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d6300 r8:80287e08 r7:ec975e60 r6:851d6480 r5:857d1800 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 r4:8557ae80 INFO: task kworker/1:998:5966 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c56af000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:999:5968 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/1:999 state:D stack:0 pid:5968 tgid:5968 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec995d84 r8:00000002 r7:60000013 r6:ec995d8c r5:857d3000 r4:857d3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857d3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec995e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a41180 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:857d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec98b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857ec38c r4:857ec000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857ec38c r4:851d6380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857d3000 r8:851d63ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d6380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d6380 r8:80287e08 r7:ec985e60 r6:851d6500 r5:857d3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec995fb0 to 0xec995ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a41000 INFO: task kworker/1:999:5968 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c5a9a000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1000:5970 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/1:1000 state:D stack:0 pid:5970 tgid:5970 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec971d84 r8:00000002 r7:60000013 r6:ec971d8c r5:857d0c00 r4:857d0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857d0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec971e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a41300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:857d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec991000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857ec78c r4:857ec400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857ec78c r4:851d6580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857d0c00 r8:851d65ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d6580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d6580 r8:80287e08 r7:ec995e60 r6:851d6400 r5:857d0c00 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 r4:84a41000 INFO: task kworker/1:1000:5970 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c5bbf000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1001:5972 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/1:1001 state:D stack:0 pid:5972 tgid:5972 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec999d84 r8:00000002 r7:60000013 r6:ec999d8c r5:857d3c00 r4:857d3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857d3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec999e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a41480 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:857d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec9a3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857ecb8c r4:857ec800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857ecb8c r4:851d6600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857d3c00 r8:851d662c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d6600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d6600 r8:80287e08 r7:ec971e60 r6:851d6780 r5:857d3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec999fb0 to 0xec999ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a412c0 INFO: task kworker/1:1001:5972 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c6118000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1002:5974 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/1:1002 state:D stack:0 pid:5974 tgid:5974 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9a1d84 r8:00000002 r7:60000113 r6:ec9a1d8c r5:857d4800 r4:857d4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857d4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a41500 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:857d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec9a9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857ecf8c r4:857ecc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857ecf8c r4:851d6680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857d4800 r8:851d66ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d6680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d6680 r8:80287e08 r7:ec999e60 r6:851d6800 r5:857d4800 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 r4:84a41440 INFO: task kworker/1:1002:5974 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c6118000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1003:5976 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/1:1003 state:D stack:0 pid:5976 tgid:5976 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9add84 r8:00000002 r7:60000113 r6:ec9add8c r5:857d5400 r4:857d5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857d5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9ade08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a41740 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:857d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec9b7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857ed38c r4:857ed000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857ed38c r4:851d6880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857d5400 r8:851d68ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d6880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d6880 r8:80287e08 r7:ec9a1e60 r6:851d6700 r5:857d5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 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 r4:84a41540 INFO: task kworker/1:1003:5976 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c65fa000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1004:5982 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/1:1004 state:D stack:0 pid:5982 tgid:5982 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9b5d84 r8:00000002 r7:60000113 r6:ec9b5d8c r5:857d6000 r4:857d6000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857d6000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a417c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:857d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae2f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857ed78c r4:857ed400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857ed78c r4:851d6900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857d6000 r8:851d692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d6900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d6900 r8:80287e08 r7:ec9ade60 r6:851d6a00 r5:857d6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9b5fb0 to 0xec9b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a41a00 INFO: task kworker/1:1004:5982 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c6978000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1005:5984 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/1:1005 state:D stack:0 pid:5984 tgid:5984 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec761d84 r8:00000002 r7:60000113 r6:ec761d8c r5:857d6c00 r4:857d6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857d6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec761e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a418c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:857d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2a5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857edb8c r4:857ed800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857edb8c r4:851d6a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857d6c00 r8:851d6aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d6a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d6a80 r8:80287e08 r7:ec9b5e60 r6:851d6980 r5:857d6c00 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 r4:84a41a00 INFO: task kworker/1:1005:5984 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c6af6000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:848ec200 5fa0: 00000000 00000000 00000000 00000000 task:kworker/1:1006 state:D stack:0 pid:5985 tgid:5985 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec82dd84 r8:00000002 r7:60000113 r6:ec82dd8c r5:857d2400 r4:857d2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857d2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec82de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a41900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:857d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb4c7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8571638c r4:85716000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8571638c r4:851d6b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857d2400 r8:851d6b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d6b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d6b00 r8:80287e08 r7:ec761e60 r6:851d6b80 r5:857d2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec82dfb0 to 0xec82dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a41a00 INFO: task kworker/1:1006:5985 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c6c20000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 Exception stack(0xe0585fb0 to 0xe0585ff8) r4:849b9d40 Workqueue: events bpf_prog_free_deferred r5:856e4800 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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 [<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 r4:84a41a00 INFO: task kworker/1:1007:5986 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c6fdf000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:848ec200 5fa0: 00000000 00000000 00000000 00000000 task:kworker/1:1008 state:D stack:0 pid:5987 tgid:5987 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84868000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec861e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a41ac0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84868000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6ef000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857edf8c r4:857edc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857edf8c r4:851d6d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84868000 r8:851d6d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d6d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d6d00 r8:80287e08 r7:ec841e60 r6:851d6d80 r5:84868000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec861fb0 to 0xec861ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a41a00 INFO: task kworker/1:1008:5987 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<80287208>] (process_one_work) 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/1:1009 state:D stack:0 pid:5989 tgid:5989 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9c1d84 r8:00000002 r7:60000113 r6:ec9c1d8c r5:84868c00 r4:84868c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84868c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84868c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [<8054b0ec>] (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) r5:85717f8c r4:85717c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85717f8c r4:851d6e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84868c00 r8:851d6e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851d6e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851d6e00 r8:80287e08 r7:ec841e60 r6:851d6e80 r5:84868c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9c1fb0 to 0xec9c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a41a00 INFO: task kworker/1:1009:5989 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c746f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 r4:00000000 r5:84be838c r4:84be8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:414:5992 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/0:414 state:D stack:0 pid:5992 tgid:5992 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9c5d84 r8:00000002 r7:60000013 r6:ec9c5d8c r5:84869800 r4:84869800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84869800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:847b378c r4:847b3400 r10:61c88647 r9:84869800 r8:8443ae2c r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:85329680 INFO: task kworker/0:414:5992 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c751d000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 5fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/0:415:5993 blocked for more than 474 seconds. Call trace: r4:8486a400 r4:00000000 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:8571778c r4:850ea000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8486a400 r8:850ea02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ea000 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 Exception stack(0xe0585d28 to 0xe0585d70) r5:800b0013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:416:5996 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/0:416 state:D stack:0 pid:5996 tgid:5996 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec829d84 r8:00000002 r7:60000013 r6:ec829d8c r5:8486b000 r4:8486b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8486b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec829e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a06c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8486b000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [<8054b0ec>] (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) r5:85717b8c r4:85717800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85717b8c r4:850ea080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8486b000 r8:850ea0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ea080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ea080 r8:80287e08 r7:ec9c5e60 r6:849c3080 r5:8486b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec829fb0 to 0xec829ff8) 9fa0: 00000000 00000000 00000000 00000000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849b9d40 Call trace: r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9cde08 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8486bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec705000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857ee78c r4:857ee400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857ee78c r4:849c3180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8486bc00 r8:849c31ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c3180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c3180 r8:80287e08 r7:ec9c1e60 r6:849c3000 r5:8486bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9cdfb0 to 0xec9cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850d9080 INFO: task kworker/1:1010:5999 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c8179000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:8486c800 r4:8291a680 [<8054b0ec>] (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 r9:850ea100 r8:80287e08 r7:ec9c5e60 r6:849c3100 r5:8486c800 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1011:6003 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/1:1011 state:D stack:0 pid:6003 tgid:6003 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9d1d84 r8:00000002 r7:60000113 r6:ec9d1d8c r5:8486d400 r4:8486d400 r5:8486d400 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857eeb8c r4:849c3200 r10:61c88647 r9:8486d400 r8:849c322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:848ec200 5fa0: 00000000 00000000 00000000 00000000 Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:8486e000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857ef38c r4:849c3380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8486e000 r8:849c33ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c3380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c3380 r8:80287e08 r7:ec9d1e60 r6:849c3280 r5:8486e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9d9fb0 to 0xec9d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850d9300 INFO: task kworker/1:1012:6005 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c896d000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<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 r10:8291a684 r9:ec9e1d84 r8:00000002 r7:60000113 r6:ec9e1d8c r5:8486ec00 r4:00000000 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:8486ec00 r8:849c342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:849c3400 r8:80287e08 r7:ec9d9e60 r6:849c3480 r5:8486ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9e1fb0 to 0xec9e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850d9300 INFO: task kworker/1:1013:6006 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c896d000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 5fa0: 00000000 00000000 00000000 00000000 task:kworker/0:418 state:D stack:0 pid:6008 tgid:6008 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849c5d00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85870b8c r4:850ea180 r4:850ea180 Exception stack(0xec9e9fb0 to 0xec9e9ff8) INFO: task kworker/0:418:6008 is blocked on a mutex likely owned by task kworker/1:158:3743. 5d20: c8b79000 edb7b000 00000001 80239b98 7f067000 00000001 r4:e0585dc0 r5:00001000 r4:dfbdd000 r4:848ec200 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85798c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e5e08 r5:00001000 r4:ec863000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857eff8c r4:849c3680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85798c00 r8:849c36ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c3680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c3680 r8:80287e08 r7:ec9d9e60 r6:849c3580 r5:85798c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9e5fb0 to 0xec9e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850d9640 INFO: task kworker/1:1014:6010 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c8ff0000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:419:6012 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/0:419 state:D stack:0 pid:6012 tgid:6012 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:ec767000 r5:8499a38c r4:8499a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850ea300 r8:80287e08 r7:ec9e9e60 r6:849c3600 r5:85799800 r4:849c57c0 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__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) r5:8587038c r4:85870000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8579a400 r8:850ea42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ea400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ea400 r8:80287e08 r7:ec9e9e60 r6:849c3700 r5:8579a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9f1fb0 to 0xec9f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849c5a40 INFO: task kworker/0:420:6013 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c95bb000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:421:6015 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/0:421 state:D stack:0 pid:6015 tgid:6015 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9f9d84 r8:00000002 r7:60000013 r6:ec9f9d8c r5:8579bc00 r4:8579bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8579bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849c5a80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8579bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7b5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587078c r4:85870400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8587078c r4:850ea480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8579bc00 r8:850ea4ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ea480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ea480 r8:80287e08 r7:ec9e9e60 r6:849c3780 r5:8579bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9f9fb0 to 0xec9f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849c59c0 INFO: task kworker/0:421:6015 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c95bb000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/1:1015 state:D stack:0 pid:6018 tgid:6018 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8291a684 r9:ec9ddd84 r8:00000002 r7:60000113 r6:ec9ddd8c r5:8579c800 r5:8579c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9dde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9dc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8579c800 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7d3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857ef78c r4:857ef400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857ef78c r4:849c3800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8579c800 r8:849c382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c3800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c3800 r8:80287e08 r7:ec9e5e60 r6:849c3980 r5:8579c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9ddfb0 to 0xec9ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850d9bc0 INFO: task kworker/1:1015:6018 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c9a86000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1016:6021 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/1:1016 state:D stack:0 pid:6021 tgid:6021 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9f5d84 r8:00000002 r7:60000113 r6:ec9f5d8c r5:8579d400 r4:8579d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8579d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d7680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8579d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec84d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857efb8c r4:857ef800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857efb8c r4:849c3880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8579d400 r8:849c38ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c3880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c3880 r8:80287e08 r7:ec9e5e60 r6:849c3a80 r5:8579d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9f5fb0 to 0xec9f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850d9d80 INFO: task kworker/1:1016:6021 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c9a86000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:422:6022 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/0:422 state:D stack:0 pid:6022 tgid:6022 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca01d84 r8:00000002 r7:60000013 r6:eca01d8c r5:8579e000 r4:8579e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8579e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca01e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849c5f80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8579e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec803000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587138c r4:85871000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8587138c r4:850ea500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8579e000 r8:850ea52c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ea500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ea500 r8:80287e08 r7:ec9e9e60 r6:849c3900 r5:8579e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca01fb0 to 0xeca01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849c5c00 INFO: task kworker/0:422:6022 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: c9cd1000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:423:6024 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/0:423 state:D stack:0 pid:6024 tgid:6024 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca09d84 r8:00000002 r7:60000113 r6:eca09d8c r5:8579b000 r4:8579b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8579b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca09e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849c5e40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8579b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7f5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85870f8c r4:85870c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85870f8c r4:850ea580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8579b000 r8:850ea5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ea580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ea580 r8:80287e08 r7:eca01e60 r6:849c3a00 r5:8579b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca09fb0 to 0xeca09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849c5e00 INFO: task kworker/0:423:6024 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: ca1c3000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:424:6026 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/0:424 state:D stack:0 pid:6026 tgid:6026 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca11d84 r8:00000002 r7:60000113 r6:eca11d8c r5:85888c00 r4:85888c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85888c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca11e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85888c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec821000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85871b8c r4:85871800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85871b8c r4:850ea600 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:850ea62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ea600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ea600 r8:80287e08 r7:eca01e60 r6:849c3b00 r5:85888c00 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 r4:849c5ec0 INFO: task kworker/0:424:6026 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: ca1c3000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:425:6029 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/0:425 state:D stack:0 pid:6029 tgid:6029 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca1dd84 r8:00000002 r7:60000113 r6:eca1dd8c r5:85888000 r4:85888000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85888000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca1de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849c5640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85888000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec80d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587178c r4:85871400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8587178c r4:850ea680 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:850ea6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ea680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ea680 r8:80287e08 r7:eca11e60 r6:849c3b80 r5:85888000 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 r4:850f4000 INFO: task kworker/0:425:6029 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: ca6fc000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:426:6030 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/0:426 state:D stack:0 pid:6030 tgid:6030 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca21d84 r8:00000002 r7:60000013 r6:eca21d8c r5:8588b000 r4:8588b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8588b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca21e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f41c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8588b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec831000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85871f8c r4:85871c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85871f8c r4:850ea280 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:850ea2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ea280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ea280 r8:80287e08 r7:eca11e60 r6:849c3c00 r5:8588b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca21fb0 to 0xeca21ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f4000 INFO: task kworker/0:426:6030 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: ca6fc000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:427:6032 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/0:427 state:D stack:0 pid:6032 tgid:6032 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca29d84 r8:00000002 r7:60000013 r6:eca29d8c r5:8588a400 r4:8588a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8588a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca29e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8588a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec843000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587238c r4:85872000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8587238c r4:850ea700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8588a400 r8:850ea72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ea700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ea700 r8:80287e08 r7:eca21e60 r6:849c3c80 r5:8588a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca29fb0 to 0xeca29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f4180 INFO: task kworker/0:427:6032 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cab7f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:428:6034 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/0:428 state:D stack:0 pid:6034 tgid:6034 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca2dd84 r8:00000002 r7:60000113 r6:eca2dd8c r5:8588bc00 r4:8588bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8588bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca2de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4740 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8588bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec873000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587278c r4:85872400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8587278c r4:850ea780 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:850ea7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ea780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ea780 r8:80287e08 r7:eca29e60 r6:849c3d00 r5:8588bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca2dfb0 to 0xeca2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f4240 INFO: task kworker/0:428:6034 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cab7f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:429:6035 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/0:429 state:D stack:0 pid:6035 tgid:6035 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca19d84 r8:00000002 r7:60000113 r6:eca19d8c r5:8577e000 r4:8577e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8577e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca19e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8577e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca39000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85872b8c r4:85872800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85872b8c r4:850ea800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8577e000 r8:850ea82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ea800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ea800 r8:80287e08 r7:eca2de60 r6:850ea380 r5:8577e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca19fb0 to 0xeca19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f4240 INFO: task kworker/0:429:6035 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cad50000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1017:6038 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/1:1017 state:D stack:0 pid:6038 tgid:6038 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca35d84 r8:00000002 r7:60000113 r6:eca35d8c r5:8577d400 r4:8577d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8577d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca35e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85937e00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8577d400 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec6f3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581038c r4:85810000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8581038c r4:849c3d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8577d400 r8:849c3dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c3d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c3d80 r8:80287e08 r7:ec9e5e60 r6:850ea880 r5:8577d400 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 r4:850d7740 INFO: task kworker/1:1017:6038 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: caf57000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:430:6041 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/0:430 state:D stack:0 pid:6041 tgid:6041 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca31d84 r8:00000002 r7:60000013 r6:eca31d8c r5:8577ec00 r4:8577ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8577ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca31e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8577ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca3f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85872f8c r4:85872c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85872f8c r4:850ea900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8577ec00 r8:850ea92c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ea900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ea900 r8:80287e08 r7:eca19e60 r6:850ea980 r5:8577ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca31fb0 to 0xeca31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f4240 INFO: task kworker/0:430:6041 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cb194000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1018:6043 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/1:1018 state:D stack:0 pid:6043 tgid:6043 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca05d84 r8:00000002 r7:60000113 r6:eca05d8c r5:8577c800 r4:8577c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8577c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca05e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480600 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8577c800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec911000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857beb8c r4:857be800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857beb8c r4:849c3e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8577c800 r8:849c3eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849c3e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849c3e80 r8:80287e08 r7:eca35e60 r6:850eaa00 r5:8577c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca05fb0 to 0xeca05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850d79c0 INFO: task kworker/1:1018:6043 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cb194000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:431:6044 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/0:431 state:D stack:0 pid:6044 tgid:6044 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9fdd84 r8:00000002 r7:60000113 r6:ec9fdd8c r5:8577bc00 r4:8577bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8577bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9fde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4b00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8577bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca45000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587338c r4:85873000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8587338c r4:850eaa80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8577bc00 r8:850eaaac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850eaa80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 5d60: 80230ad0 80239bb0 800b0013 ffffffff r4:00000000 r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:432:6045 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/0:432 state:D stack:0 pid:6045 tgid:6045 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca51d84 r8:00000002 r7:60000013 r6:eca51d8c r5:8577a400 r4:8577a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8577a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca51e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4d40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8577a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca57000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8587378c r4:85873400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850eab80 Exception stack(0xeca51fb0 to 0xeca51ff8) Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 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 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:85779800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 r5:85873f8c r4:85873c00 r10:61c88647 r9:85779800 r8:850eac2c r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r5:84be838c r4:84be8000 r4:00000001 Not tainted 6.15.0-rc7-syzkaller #0 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced80 r6:83018000 r5:85873b8c r4:850eae00 r4:850eae00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850eae00 r8:80287e08 r7:eca49e60 r6:850eaf00 r5:8583e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca61fb0 to 0xeca61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f4e00 INFO: task kworker/0:434:6050 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cb933000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:435:6052 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/0:435 state:D stack:0 pid:6052 tgid:6052 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca69d84 r8:00000002 r7:60000013 r6:eca69d8c r5:85780000 r4:85780000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85780000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__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) r5:8587878c r4:85878400 r7:dddced80 r6:83018000 r5:8587878c r4:850eac80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:850f4f80 r4:00000000 r5:800b0013 r4:80239bb0 r4:e0585dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r4:849b9d40 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:85780c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 r5:8587838c r4:85878000 r10:61c88647 r9:85780c00 r8:8443af2c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:437:6056 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/0:437 state:D stack:0 pid:6056 tgid:6056 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca7dd84 r8:00000002 r7:60000113 r6:eca7dd8c r5:85781800 r4:85781800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85781800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca7de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534a1c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85781800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca85000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85878b8c r4:85878800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85878b8c r4:8534e000 r10:61c88647 r9:85781800 r8:8534e02c r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xeca7dfb0 to 0xeca7dff8) task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 5d60: 80230ad0 80239bb0 800b0013 ffffffff r4:e0585dc0 r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534a680 r5:8587978c r4:85879400 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cc393000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:439:6060 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/0:439 state:D stack:0 pid:6060 tgid:6060 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca91d84 r8:00000002 r7:60000013 r6:eca91d8c r5:85783000 r4:85783000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85783000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca91e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534a3c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85783000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85878f8c r4:85878c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85878f8c r4:8534e200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85783000 r8:8534e22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534e200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534e200 r8:80287e08 r7:eca89e60 r6:8534e300 r5:85783000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca91fb0 to 0xeca91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8534a380 INFO: task kworker/0:439:6060 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cc54d000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:440:6062 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/0:440 state:D stack:0 pid:6062 tgid:6062 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca9dd84 r8:00000002 r7:60000013 r6:eca9dd8c r5:85783c00 r4:85783c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85783c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca9de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534a500 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85783c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca99000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587938c r4:85879000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8587938c r4:8534e380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85783c00 r8:8534e3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534e380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534e380 r8:80287e08 r7:eca89e60 r6:8534e480 r5:85783c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca9dfb0 to 0xeca9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8534a440 INFO: task kworker/0:440:6062 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cc54d000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:441:6064 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/0:441 state:D stack:0 pid:6064 tgid:6064 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecaa5d84 r8:00000002 r7:60000113 r6:ecaa5d8c r5:85784800 r4:85784800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85784800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534aa40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85784800 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb23d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85879f8c r4:85879c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85879f8c r4:8534e280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85784800 r8:8534e2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534e280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534e280 r8:80287e08 r7:eca89e60 r6:8534e580 r5:85784800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecaa5fb0 to 0xecaa5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 r5:84be838c r4:84be8000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 r9:83018005 r8:85785400 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 r5:85879b8c r4:85879800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85879b8c r4:8534e400 r10:61c88647 r9:85785400 r8:8534e42c r7:82804d40 r6:dddced80 r5:dddceda0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xec949fb0 to 0xec949ff8) r4:8534a8c0 INFO: task kworker/0:442:6066 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cc917000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:443:6069 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/0:443 state:D stack:0 pid:6069 tgid:6069 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca55d84 r8:00000002 r7:60000113 r6:eca55d8c r5:85786c00 r4:85786c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85786c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca55e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534ae00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85786c00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb755000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587a78c r4:8587a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8587a78c r4:8534e600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85786c00 r8:8534e62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534e600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534e600 r8:80287e08 r7:ecaa5e60 r6:8534e700 r5:85786c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca55fb0 to 0xeca55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8534aa00 INFO: task kworker/0:443:6069 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: ccac5000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:444:6071 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/0:444 state:D stack:0 pid:6071 tgid:6071 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecab5d84 r8:00000002 r7:60000013 r6:ecab5d8c r5:85040000 r4:85040000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85040000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534aac0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85040000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb587000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587a38c r4:8587a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8587a38c r4:8534e780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85040000 r8:8534e7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534e780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534e780 r8:80287e08 r7:eca55e60 r6:8534e680 r5:85040000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecab5fb0 to 0xecab5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8534ab00 INFO: task kworker/0:444:6071 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: ccc2c000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:445:6073 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/0:445 state:D stack:0 pid:6073 tgid:6073 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecab1d84 r8:00000002 r7:60000113 r6:ecab1d8c r5:85040c00 r4:85040c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85040c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534af40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85040c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7d7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587ab8c r4:8587a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8587ab8c r4:8534e800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85040c00 r8:8534e82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534e800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534e800 r8:80287e08 r7:eca55e60 r6:8534e980 r5:85040c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecab1fb0 to 0xecab1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8534adc0 INFO: task kworker/0:445:6073 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cce90000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:446:6075 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/0:446 state:D stack:0 pid:6075 tgid:6075 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecab9d84 r8:00000002 r7:60000013 r6:ecab9d8c r5:85041800 r4:85041800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85041800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543a040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85041800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb98d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587af8c r4:8587ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8587af8c r4:8534e880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85041800 r8:8534e8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534e880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534e880 r8:80287e08 r7:ecab1e60 r6:8534ea80 r5:85041800 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 r4:8534ae80 INFO: task kworker/0:446:6075 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cd38e000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:447:6077 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/0:447 state:D stack:0 pid:6077 tgid:6077 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecabdd84 r8:00000002 r7:60000113 r6:ecabdd8c r5:85042400 r4:85042400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85042400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecabde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543a200 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85042400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9d1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587b38c r4:8587b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8587b38c r4:8534e900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85042400 r8:8534e92c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534e900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534e900 r8:80287e08 r7:ecab9e60 r6:8534eb80 r5:85042400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecabdfb0 to 0xecabdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8543a080 INFO: task kworker/0:447:6077 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cd662000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:448:6079 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/0:448 state:D stack:0 pid:6079 tgid:6079 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecac1d84 r8:00000002 r7:60000013 r6:ecac1d8c r5:85043000 r4:85043000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85043000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543a1c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85043000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba35000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587b78c r4:8587b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8587b78c r4:8534ea00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85043000 r8:8534ea2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534ea00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534ea00 r8:80287e08 r7:ecabde60 r6:8534ec80 r5:85043000 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 r4:8543a1c0 INFO: task kworker/0:448:6079 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cd836000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:449:6081 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/0:449 state:D stack:0 pid:6081 tgid:6081 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecac5d84 r8:00000002 r7:60000113 r6:ecac5d8c r5:85043c00 r4:85043c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85043c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543a400 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85043c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebaa5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587bb8c r4:8587b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8587bb8c r4:8534eb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85043c00 r8:8534eb2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534eb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534eb00 r8:80287e08 r7:ecac1e60 r6:8534ed00 r5:85043c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecac5fb0 to 0xecac5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8543a340 INFO: task kworker/0:449:6081 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cd98e000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:450:6083 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/0:450 state:D stack:0 pid:6083 tgid:6083 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecac9d84 r8:00000002 r7:60000113 r6:ecac9d8c r5:85044800 r4:85044800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85044800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543a980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85044800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb83000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8588478c r4:85884400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8588478c r4:8534ed80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85044800 r8:8534edac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534ed80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534ed80 r8:80287e08 r7:ecac5e60 r6:8534ee80 r5:85044800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecac9fb0 to 0xecac9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8543a440 INFO: task kworker/0:450:6083 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cda13000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:451:6084 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/0:451 state:D stack:0 pid:6084 tgid:6084 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecad1d84 r8:00000002 r7:60000113 r6:ecad1d8c r5:85045400 r4:85045400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85045400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecad1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543a600 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85045400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [<8054b0ec>] (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) r5:8587bf8c r4:8587bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8587bf8c r4:8534ec00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85045400 r8:8534ec2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534ec00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534ec00 r8:80287e08 r7:ecac9e60 r6:8534ee00 r5:85045400 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 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8543a440 INFO: task kworker/0:451:6084 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cdcf7000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:452:6088 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/0:452 state:D stack:0 pid:6088 tgid:6088 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecacdd84 r8:00000002 r7:60000113 r6:ecacdd8c r5:85046000 r4:85046000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85046000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecacde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543a840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85046000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb03000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8588438c r4:85884000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8588438c r4:8534ef80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85046000 r8:8534efac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8534ef80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8534ef80 r8:80287e08 r7:ecac9e60 r6:8534ef00 r5:85046000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecacdfb0 to 0xecacdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8543a800 INFO: task kworker/0:452:6088 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cdfae000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:453:6089 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/0:453 state:D stack:0 pid:6089 tgid:6089 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecad9d84 r8:00000002 r7:60000113 r6:ecad9d8c r5:85046c00 r4:85046c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85046c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecad9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543ab80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85046c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbb9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85884b8c r4:85884800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85884b8c r4:8443af80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85046c00 r8:8443afac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8443af80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8443af80 r8:80287e08 r7:ecac9e60 r6:8443ae80 r5:85046c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 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 r4:8543a800 INFO: task kworker/0:453:6089 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: ce273000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:454:6092 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/0:454 state:D stack:0 pid:6092 tgid:6092 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecaddd84 r8:00000002 r7:60000113 r6:ecaddd8c r5:857a8000 r4:857a8000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857a8000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecadde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543ac00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857a8000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [<8054b0ec>] (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) r5:85884f8c r4:85884c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85884f8c r4:8547e100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857a8000 r8:8547e12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8547e100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8547e100 r8:80287e08 r7:ecad9e60 r6:8547e180 r5:857a8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecaddfb0 to 0xecaddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8543ab40 INFO: task kworker/0:454:6092 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: ce4d9000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:455:6093 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/0:455 state:D stack:0 pid:6093 tgid:6093 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecae1d84 r8:00000002 r7:60000013 r6:ecae1d8c r5:857a8c00 r4:857a8c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857a8c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543ae40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebcb9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8588538c r4:85885000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8588538c r4:8547e000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857a8c00 r8:8547e02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8547e000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8547e000 r8:80287e08 r7:ecadde60 r6:8547e080 r5:857a8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecae1fb0 to 0xecae1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8543ab40 INFO: task kworker/0:455:6093 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: ce8ec000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:456:6095 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/0:456 state:D stack:0 pid:6095 tgid:6095 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecae5d84 r8:00000002 r7:60000113 r6:ecae5d8c r5:857a9800 r4:857a9800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857a9800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85443040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [<8054b0ec>] (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) r5:85885b8c r4:85885800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85885b8c r4:8547e200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857a9800 r8:8547e22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8547e200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8547e200 r8:80287e08 r7:ecae1e60 r6:8547e300 r5:857a9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecae5fb0 to 0xecae5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8543ae00 INFO: task kworker/0:456:6095 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cead4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:457:6097 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/0:457 state:D stack:0 pid:6097 tgid:6097 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecae9d84 r8:00000002 r7:60000013 r6:ecae9d8c r5:857aa400 r4:857aa400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857aa400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543af80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebcdb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8588578c r4:85885400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8588578c r4:8547e380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857aa400 r8:8547e3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8547e380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8547e380 r8:80287e08 r7:ecae5e60 r6:8547e480 r5:857aa400 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 r4:85443140 INFO: task kworker/0:457:6097 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cec11000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:458:6100 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/0:458 state:D stack:0 pid:6100 tgid:6100 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecaf1d84 r8:00000002 r7:60000113 r6:ecaf1d8c r5:857ab000 r4:857ab000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857ab000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85443200 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd19000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85885f8c r4:85885c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85885f8c r4:8547e280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857ab000 r8:8547e2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8547e280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8547e280 r8:80287e08 r7:ecae5e60 r6:8547e580 r5:857ab000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecaf1fb0 to 0xecaf1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85443000 INFO: task kworker/0:458:6100 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cec11000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:459:6101 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/0:459 state:D stack:0 pid:6101 tgid:6101 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecad5d84 r8:00000002 r7:60000113 r6:ecad5d8c r5:857abc00 r4:857abc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857abc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecad5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854433c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec637000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8588638c r4:85886000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8588638c r4:8547e400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857abc00 r8:8547e42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8547e400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8547e400 r8:80287e08 r7:ecaf1e60 r6:8547e500 r5:857abc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecad5fb0 to 0xecad5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85443000 INFO: task kworker/0:459:6101 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cf1b2000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:460:6103 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/0:460 state:D stack:0 pid:6103 tgid:6103 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecaf5d84 r8:00000002 r7:60000013 r6:ecaf5d8c r5:857ac800 r4:857ac800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857ac800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85443540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec651000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8588678c r4:85886400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8588678c r4:8547e600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857ac800 r8:8547e62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8547e600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8547e600 r8:80287e08 r7:ecad5e60 r6:8547e780 r5:857ac800 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 r4:85443380 INFO: task kworker/0:460:6103 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cf1b2000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:461:6105 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/0:461 state:D stack:0 pid:6105 tgid:6105 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecaf9d84 r8:00000002 r7:60000113 r6:ecaf9d8c r5:857ad400 r4:857ad400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857ad400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85443680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85886b8c r4:85886800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:857ad400 r8:8547e6ac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cf42e000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:462:6107 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/0:462 state:D stack:0 pid:6107 tgid:6107 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecafdd84 r8:00000002 r7:60000113 r6:ecafdd8c r5:857ae000 r4:857ae000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857ae000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecafde08 r9:83018005 r8:857ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 r5:85886f8c r4:85886c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:857ae000 r8:8547e8ac r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:854435c0 INFO: task kworker/0:462:6107 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cf42e000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:848ec200 r4:00000001 r4:849b9d40 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb01d84 r8:00000002 r7:60000013 r6:ecb01d8c r5:857aec00 r4:857aec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857aec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb01e08 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8588738c r4:85887000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8588738c r4:8547e700 r10:61c88647 r9:857aec00 r8:8547e72c r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0585d28 to 0xe0585d70) r4:e0585dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 INFO: task kworker/0:464:6111 blocked for more than 475 seconds. r4:841a0000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb05e08 r9:83018005 r8:841a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 r5:8588778c r4:85887400 r7:dddced80 r6:83018000 r5:8588778c r4:8547e900 r10:61c88647 r9:841a0000 r8:8547e92c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8547e900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8547e900 r8:80287e08 r7:ecb01e60 r6:8547ea00 r5:841a0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb05fb0 to 0xecb05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854437c0 INFO: task kworker/0:464:6111 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cf82f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:465:6114 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/0:465 state:D stack:0 pid:6114 tgid:6114 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb09d84 r8:00000002 r7:60000113 r6:ecb09d8c r5:841a0c00 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:841a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 r5:85887f8c r4:85887c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:841a0c00 r8:8547eb2c r7:82804d40 r6:dddced80 r5:dddceda0 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 5d60: 80230ad0 80239bb0 800b0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:466:6115 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/0:466 state:D stack:0 pid:6115 tgid:6115 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb11d84 r8:00000002 r7:60000013 r6:ecb11d8c r5:841a1800 r4:841a1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:841a1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb11e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85443c80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:841a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec86d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85887b8c r4:85887800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85887b8c r4:8547ec80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841a1800 r8:8547ecac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8547ec80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8547ec80 r8:80287e08 r7:ecb09e60 r6:8547ed80 r5:841a1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb11fb0 to 0xecb11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85443bc0 INFO: task kworker/0:466:6115 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 5d60: 80230ad0 80239bb0 800b0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ec891000 r5:857bc38c r4:857bc000 r7:dddced80 r6:83018000 r5:857bc38c r4:8547eb80 r10:00000000 r9:8547eb80 r8:80287e08 r7:ecb09e60 r6:8547ee80 r5:841a2400 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b3080 INFO: task kworker/0:467:6117 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cfd5e000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 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 r4:841a3000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb0de08 r5:00001000 r4:ec8bf000 r5:857bcf8c r4:857bcc00 [<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) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: cff5c000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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) r4:00000001 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:841a3c00 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (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) r5:857bc78c r4:857bc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:841a3c00 r8:851ac02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851b3180 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0585d28 to 0xe0585d70) r4:e0585dc0 [<8054b0ec>] (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) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb21e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b3380 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:841a4800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8b1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857bcb8c r4:857bc800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857bcb8c r4:851ac100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841a4800 r8:851ac12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851ac100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ac100 r8:80287e08 r7:ecb0de60 r6:851ac280 r5:841a4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb21fb0 to 0xecb21ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b3340 INFO: task kworker/0:470:6123 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d03c5000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:841a5400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb25e08 r9:83018005 r8:841a5400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 r5:857bd38c r4:857bd000 [<80287208>] (process_one_work) 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 r4:851b34c0 INFO: task kworker/0:471:6126 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d068f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:841a6000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:857bd78c r4:857bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857bd78c r4:851ac200 r10:61c88647 r9:841a6000 r8:851ac22c r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ec8e1000 r5:857bdb8c r4:857bd800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857bdb8c r4:851ac300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841a6c00 r8:851ac32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851ac300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ac300 r8:80287e08 r7:ecb1de60 r6:851ac580 r5:841a6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb29fb0 to 0xecb29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b37c0 INFO: task kworker/0:473:6130 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d0b39000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 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 r5:84ac0000 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:857bdf8c r4:857bdc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857bdf8c r4:851ac400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ac0000 r8:851ac42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851ac400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ac400 r8:80287e08 r7:ecb29e60 r6:851ac500 r5:84ac0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb2dfb0 to 0xecb2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b3940 INFO: task kworker/0:474:6131 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d0ebb000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 Exception stack(0xe0585fb0 to 0xe0585ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:84ac0c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb31e08 r4:00000000 r5:857be78c r4:857be400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84ac0c00 r8:851ac62c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d0ebb000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:476:6135 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/0:476 state:D stack:0 pid:6135 tgid:6135 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb39d84 r8:00000002 r7:60000013 r6:ecb39d8c r5:84ac1800 r4:84ac1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ac1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb39e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:857be38c r4:857be000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84ac1800 r8:851ac7ac r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:477:6137 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/0:477 state:D stack:0 pid:6137 tgid:6137 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb3dd84 r8:00000002 r7:60000013 r6:ecb3dd8c r5:84ac3000 r4:84ac3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ac3000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb3de08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857bef8c r4:857bec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84ac3000 r8:851ac6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851b3dc0 Call trace: Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<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 Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8499938c r4:84999000 r10:61c88647 r9:84ac3c00 r8:849c3f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:478:6141 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/0:478 state:D stack:0 pid:6141 tgid:6141 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb45d84 r8:00000002 r7:60000013 r6:ecb45d8c r5:84ac4800 r4:84ac4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ac4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb45e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85634380 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84ac4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec929000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857bf38c r4:857bf000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857bf38c r4:851aca00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ac4800 r8:851aca2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851aca00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851aca00 r8:80287e08 r7:ecb3de60 r6:851aca80 r5:84ac4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb45fb0 to 0xecb45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85634040 INFO: task kworker/0:478:6141 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d16c6000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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) Exception stack(0xe0585fb0 to 0xe0585ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:84ac5400 r4:00000000 r4:00000000 r5:857bf78c r4:857bf400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857bf78c r4:851acc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ac5400 r8:851acc2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851acc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851acc00 r8:80287e08 r7:ecb45e60 r6:851acc80 r5:84ac5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb41fb0 to 0xecb41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85634540 INFO: task kworker/0:479:6143 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d16c6000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb49e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857bfb8c r4:857bf800 r7:dddced80 r6:83018000 r5:857bfb8c r4:851acb00 r10:00000000 r9:851acb00 r8:80287e08 r7:ecb41e60 r6:851acd80 r5:84ac6000 r4:85634400 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/0:481:6147 blocked for more than 476 seconds. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ec957000 r5:857bff8c r4:857bfc00 r7:dddced80 r6:83018000 r5:857bff8c r4:851ace00 r10:61c88647 r9:84ac6c00 r8:851ace2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851ace00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ace00 r8:80287e08 r7:ecb49e60 r6:851acf00 r5:84ac6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb4dfb0 to 0xecb4dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856345c0 INFO: task kworker/0:481:6147 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d19dd000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:482:6149 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. r5:84ac2400 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:858ac78c r4:858ac400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858ac78c r4:851acd00 r10:61c88647 r9:84ac2400 r8:851acd2c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:858d0000 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:858ac38c r4:858ac000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:851ace80 r8:80287e08 r7:ecb51e60 r6:851acf80 r5:858d0000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856348c0 INFO: task kworker/0:483:6151 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d1f9b000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:484:6152 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/0:484 state:D stack:0 pid:6152 tgid:6152 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb59d84 r8:00000002 r7:60000113 r6:ecb59d8c r5:858d0c00 r4:858d0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858d0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:858acb8c r4:858ac800 r7:dddced80 r6:83018000 r5:858acb8c r4:850ea200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858d0c00 r8:850ea22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ea200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ea200 r8:80287e08 r7:ecb51e60 r6:851ac980 r5:858d0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb59fb0 to 0xecb59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85634c00 INFO: task kworker/0:484:6152 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d2012000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (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) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:858ad38c r4:858ad000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858ad38c r4:85694080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858d1800 r8:856940ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85694080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85694080 r8:80287e08 r7:ecb59e60 r6:85694180 r5:858d1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb5dfb0 to 0xecb5dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85634c40 INFO: task kworker/0:485:6156 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d2192000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/0:486:6157 blocked for more than 476 seconds. r4:858d2400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb61e08 r5:00001000 r4:ec99b000 r5:858acf8c r4:858acc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858acf8c r4:85694000 r10:00000000 r9:85694000 r8:80287e08 r7:ecb5de60 r6:85694280 r5:858d2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb61fb0 to 0xecb61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85634d40 INFO: task kworker/0:486:6157 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d2192000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<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 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:858d3000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb65e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857661c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7f9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858adf8c r4:858adc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858adf8c r4:85694300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858d3000 r8:8569432c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85694300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85694300 r8:80287e08 r7:ecb5de60 r6:85694380 r5:858d3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb65fb0 to 0xecb65ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b3dc0 INFO: task kworker/0:487:6159 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d24d4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8588ec00 r4:00000000 r4:00000000 r5:858ad78c r4:858ad400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8588ec00 r8:8569422c r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9bdfb0 to 0xec9bdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85766080 INFO: task kworker/0:488:6161 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d266c000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (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 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 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/0:489:6162 blocked for more than 476 seconds. [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:858adb8c r4:858ad800 r10:61c88647 r9:8588e000 r8:8569412c r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 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 r5:85889800 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:858ae78c r4:858ae400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858ae78c r4:85694400 r10:61c88647 r9:85889800 r8:8569442c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 5d60: 80230ad0 80239bb0 800b0013 ffffffff r4:00000000 r5:84be838c r4:84be8000 r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) r4:849b9d40 Workqueue: events bpf_prog_free_deferred r5:85786000 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:858ae38c r4:858ae000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85694580 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d2d82000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:492:6169 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. Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:858aeb8c r4:858ae800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8588c800 r8:8569462c r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r4:00000000 r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ecb81d84 r8:00000002 r7:60000013 r6:ecb81d8c r5:8579ec00 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:858aef8c r4:858aec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85694680 r8:80287e08 r7:ecb7de60 r6:85616080 r5:8579ec00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:494:6173 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/0:494 state:D stack:0 pid:6173 tgid:6173 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb8dd84 r8:00000002 r7:60000113 r6:ecb8dd8c r5:857b1800 r4:857b1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857b1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb8de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85766cc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857b1800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [<8054b0ec>] (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) r5:858b038c r4:858b0000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858b038c r4:85694480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857b1800 r8:856944ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85694480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85694480 r8:80287e08 r7:ecb81e60 r6:85616100 r5:857b1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb8dfb0 to 0xecb8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857666c0 INFO: task kworker/0:494:6173 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d3236000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 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. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ec5ef000 r5:858af38c r4:858af000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:857b0000 r8:8569472c r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r4:848ec200 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:496:6176 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/0:496 state:D stack:0 pid:6176 tgid:6176 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb99d84 r8:00000002 r7:60000013 r6:ecb99d8c r5:857b3000 r4:857b3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857b3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb99e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85766980 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [<8054b0ec>] (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) r5:858af78c r4:858af400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858af78c r4:85694800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857b3000 r8:8569482c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85694800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85694800 r8:80287e08 r7:ecb8de60 r6:85616200 r5:857b3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb99fb0 to 0xecb99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: 5d20: d3433000 edb7b000 00000001 80239b98 7f067000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:497:6179 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/0:497 state:D stack:0 pid:6179 tgid:6179 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecba5d84 r8:00000002 r7:60000113 r6:ecba5d8c r5:857b2400 r4:857b2400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857b2400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85766ac0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec71f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858afb8c r4:858af800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858afb8c r4:85694780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857b2400 r8:856947ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85694780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85694780 r8:80287e08 r7:ecb8de60 r6:85616280 r5:857b2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecba5fb0 to 0xecba5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85766940 INFO: task kworker/0:497:6179 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:84be838c r4:84be8000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857b0c00 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__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) r5:858aff8c r4:858afc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858aff8c r4:85694880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857b0c00 r8:856948ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85694880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85694880 r8:80287e08 r7:ecb8de60 r6:85616300 r5:857b0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbadfb0 to 0xecbadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85766a00 INFO: task kworker/0:498:6181 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d3892000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:499:6183 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/0:499 state:D stack:0 pid:6183 tgid:6183 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:8291a684 r9:ecbb5d84 r8:00000002 r7:60000013 r6:ecbb5d8c r5:857b3c00 [<81a57064>] (mutex_lock) from [<804e77f0>] (_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) r5:858b0b8c r4:858b0800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:857b3c00 r8:856949ac r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d3a66000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:500:6185 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/0:500 state:D stack:0 pid:6185 tgid:6185 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:ecbb9d84 r8:00000002 r7:60000113 r6:ecbb9d8c r5:857b4800 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85766e80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec783000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b078c r4:858b0400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858b078c r4:85694a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857b4800 r8:85694a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85694a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85694a00 r8:80287e08 r7:ecbb5e60 r6:85616400 r5:857b4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbb9fb0 to 0xecbb9ff8) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 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 r4:857b6c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbc1e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b138c r4:858b1000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858b138c r4:85694a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857b6c00 r8:85694aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85694a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85694a80 r8:80287e08 r7:ecbb5e60 r6:85616480 r5:857b6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbc1fb0 to 0xecbc1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 5d60: 80230ad0 80239bb0 800b0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 00000000 00000000 00000000 00000000 task:kworker/0:502 state:D stack:0 pid:6188 tgid:6188 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbc5e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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 r9:857b5400 r8:85694b2c r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 5d60: 80230ad0 80239bb0 800b0013 ffffffff r4:e0585dc0 r5:00001000 r4:dfbdd000 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:503:6191 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/0:503 state:D stack:0 pid:6191 tgid:6191 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbcdd84 r8:00000002 r7:60000113 r6:ecbcdd8c r5:857b6000 r4:857b6000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857b6000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbcde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85760480 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7f1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b178c r4:858b1400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858b178c r4:85694b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857b6000 r8:85694bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85694b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85694b80 r8:80287e08 r7:ecbc1e60 r6:85616580 r5:857b6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbcdfb0 to 0xecbcdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857602c0 INFO: task kworker/0:503:6191 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d429a000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<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 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (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) r4:85694c00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 5d20: d429a000 edb7b000 00000001 80239b98 7f067000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:505:6195 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/0:505 state:D stack:0 pid:6195 tgid:6195 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbd5d84 r8:00000002 r7:60000013 r6:ecbd5d8c r5:857c0c00 r4:857c0c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857c0c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85760780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec813000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b1f8c r4:858b1c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858b1f8c r4:85694c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857c0c00 r8:85694cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85694c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85694c80 r8:80287e08 r7:ecbd1e60 r6:85616680 r5:857c0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbd5fb0 to 0xecbd5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85760500 INFO: task kworker/0:505:6195 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:506:6197 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/0:506 state:D stack:0 pid:6197 tgid:6197 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbd9d84 r8:00000002 r7:60000013 r6:ecbd9d8c r5:857c1800 r4:857c1800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857c1800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85760900 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec845000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b278c r4:858b2400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858b278c r4:85694d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857c1800 r8:85694d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85694d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85694d00 r8:80287e08 r7:ecbd5e60 r6:85616700 r5:857c1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbd9fb0 to 0xecbd9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85760740 INFO: task kworker/0:506:6197 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d4664000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:857c2400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbdde08 r4:00000000 r5:858b238c r4:858b2000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858b238c r4:85694d80 r10:61c88647 r9:857c2400 r8:85694dac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) r4:e0585dc0 r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:508:6201 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/0:508 state:D stack:0 pid:6201 tgid:6201 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbe1d84 r8:00000002 r7:60000013 r6:ecbe1d8c r5:857c3000 r4:857c3000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857c3000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85760bc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec9b9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b2f8c r4:858b2c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858b2f8c r4:85694e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857c3000 r8:85694e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85694e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85694e00 r8:80287e08 r7:ecbd9e60 r6:85616800 r5:857c3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbe1fb0 to 0xecbe1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:85760940 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:509:6203 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/0:509 state:D stack:0 pid:6203 tgid:6203 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7edd84 r8:00000002 r7:60000113 r6:ec7edd8c r5:858d6000 r4:858d6000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858d6000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7ede08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85760b40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec857000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b2b8c r4:858b2800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858b2b8c r4:85694e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858d6000 r8:85694eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85694e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85694e80 r8:80287e08 r7:ecbe1e60 r6:85694f00 r5:858d6000 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 r4:85760940 INFO: task kworker/0:509:6203 is blocked on a mutex likely owned by task kworker/1:158:3743. Workqueue: events bpf_prog_free_deferred Exception stack(0xe0585d28 to 0xe0585d70) r4:e0585dc0 r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ecbc9d84 r8:00000002 r7:60000113 r6:ecbc9d8c r5:858d5400 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85760cc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858d5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca13000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b338c r4:858b3000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858b338c r4:85694500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858d5400 r8:8569452c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85694500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85694500 r8:80287e08 r7:ecbe1e60 r6:85694900 r5:858d5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbc9fb0 to 0xecbc9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85760940 INFO: task kworker/0:510:6205 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 5d60: 80230ad0 80239bb0 800b0013 ffffffff r4:e0585dc0 r5:00001000 r4:dfbdd000 r10:61c88647 r9:84844800 r8:848ec22c 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 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:511:6207 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/0:511 state:D stack:0 pid:6207 tgid:6207 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbe5d84 r8:00000002 r7:60000013 r6:ecbe5d8c r5:858d6c00 r4:858d6c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858d6c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a3300 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca25000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b378c r4:858b3400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858b378c r4:85694f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858d6c00 r8:85694fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85694f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85694f80 r8:80287e08 r7:ecbc9e60 r6:8547ee00 r5:858d6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbe5fb0 to 0xecbe5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_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 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8291a684 r9:ecbe9d84 r8:00000002 r7:60000113 r6:ecbe9d8c r5:858d4800 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:858b3b8c r4:858b3800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858b3b8c r4:8569f100 r4:8569f100 9fa0: 00000000 00000000 00000000 00000000 Call trace: 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [<80287208>] (process_one_work) 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 Workqueue: events bpf_prog_free_deferred r5:858d3c00 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85766fc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858d3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca4b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b3f8c r4:858b3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858b3f8c r4:8569f000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858d3c00 r8:8569f02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8569f000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8569f000 r8:80287e08 r7:ecbe9e60 r6:8569f280 r5:858d3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbf1fb0 to 0xecbf1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85766d00 INFO: task kworker/0:513:6211 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d55b3000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 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 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:858b838c r4:858b8000 r10:61c88647 r9:8588d400 r8:8569f0ac r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 INFO: task kworker/0:515:6215 blocked for more than 477 seconds. r4:85050000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8590d540 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85050000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca95000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b8f8c r4:858b8c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858b8f8c r4:8569f200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85050000 r8:8569f22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8569f200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8569f200 r8:80287e08 r7:ecbf5e60 r6:8569f300 r5:85050000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbedfb0 to 0xecbedff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8590d080 INFO: task kworker/0:515:6215 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d59cd000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/0:516:6218 blocked for more than 477 seconds. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:85050c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 r5:858b878c r4:858b8400 r7:dddced80 r6:83018000 r5:858b878c r4:8569f400 Exception stack(0xecbf9fb0 to 0xecbf9ff8) Workqueue: events bpf_prog_free_deferred Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 INFO: task kworker/0:517:6219 blocked for more than 477 seconds. r4:85051800 r4:00000000 r4:00000000 r5:858b8b8c r4:858b8800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8569f580 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8590d200 INFO: task kworker/0:517:6219 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d5ced000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:518:6221 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/0:518 state:D stack:0 pid:6221 tgid:6221 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc01d84 r8:00000002 r7:60000013 r6:ecc01d8c r5:85052400 r4:85052400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85052400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc01e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8590db80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85052400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b9f8c r4:858b9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8569f600 r8:80287e08 r7:ecbede60 r6:8569f700 r5:85052400 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d5fe6000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:519:6223 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/0:519 state:D stack:0 pid:6223 tgid:6223 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc05d84 r8:00000002 r7:60000013 r6:ecc05d8c r5:85053000 r4:85053000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85053000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc05e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8590d680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85053000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:858b938c r4:858b9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85053000 r8:8569f7ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:dfbdd000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8590d840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85053c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc0d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b978c r4:858b9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858b978c r4:8569f800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85053c00 r8:8569f82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8569f800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8569f800 r8:80287e08 r7:ecc01e60 r6:8569f900 r5:85053c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc11fb0 to 0xecc11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8590d800 INFO: task kworker/0:520:6226 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d6195000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:85054800 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:858b9b8c r4:858b9800 r10:61c88647 r9:85054800 r8:8569f9ac r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0585d28 to 0xe0585d70) [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:00001000 r4:dfbdd000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r4:85055400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85055400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc25e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8590dc00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85055400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc2f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858ba38c r4:858ba000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858ba38c r4:8569fa00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85055400 r8:8569fa2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8569fa00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8569fa00 r8:80287e08 r7:ecc01e60 r6:8569fb00 r5:85055400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc25fb0 to 0xecc25ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8590db40 INFO: task kworker/0:522:6229 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d6490000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:858ba78c r4:858ba400 r10:61c88647 r9:85056000 r8:8569fbac r7:82804d40 r6:dddced80 r5:dddceda0 dfa0: 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8590dc40 INFO: task kworker/0:523:6231 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d6a38000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85056c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc39e08 r5:00001000 r4:ecc43000 r5:858bab8c r4:858ba800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:525:6235 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/0:525 state:D stack:0 pid:6235 tgid:6235 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc41d84 r8:00000002 r7:60000113 r6:ecc41d8c r5:858e8000 r4:858e8000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858e8000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc41e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85923000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc49000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858baf8c r4:858bac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858baf8c r4:8569fc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858e8000 r8:8569fc2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8569fc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8569fc00 r8:80287e08 r7:ecc39e60 r6:8569fe80 r5:858e8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc41fb0 to 0xecc41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:859230c0 INFO: task kworker/0:525:6235 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/0:526:6238 blocked for more than 477 seconds. r5:858e8c00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc4de08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:527:6239 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/0:527 state:D stack:0 pid:6239 tgid:6239 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc55d84 r8:00000002 r7:60000113 r6:ecc55d8c r5:858e9800 r4:858e9800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858e9800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc55e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859233c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc5d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858bb78c r4:858bb400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858bb78c r4:8569fe00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858e9800 r8:8569fe2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8569fe00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8569fe00 r8:80287e08 r7:ecc4de60 r6:8569ff00 r5:858e9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc55fb0 to 0xecc55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:859232c0 INFO: task kworker/0:527:6239 is blocked on a mutex likely owned by task kworker/1:158:3743. Exception stack(0xe0585d28 to 0xe0585d70) [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858ea400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc61e08 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85923500 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc6b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858bbb8c r4:858bb800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858bbb8c r4:85927100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858ea400 r8:8592712c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85927100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85927100 r8:80287e08 r7:ecc55e60 r6:85927180 r5:858ea400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc61fb0 to 0xecc61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85923180 INFO: task kworker/0:528:6241 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d6edf000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:529:6243 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/0:529 state:D stack:0 pid:6243 tgid:6243 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc69d84 r8:00000002 r7:60000113 r6:ecc69d8c r5:858eb000 r4:858eb000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858eb000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc69e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859236c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc71000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858bbf8c r4:858bbc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858bbf8c r4:85927000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858eb000 r8:8592702c r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_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 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc75e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:858c438c r4:858c4000 r10:61c88647 r9:858ebc00 r8:8592722c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85927200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85927200 r8:80287e08 r7:ecc69e60 r6:85927300 r5:858ebc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc75fb0 to 0xecc75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85923680 INFO: task kworker/0:530:6246 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d76dc000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:531:6247 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/0:531 state:D stack:0 pid:6247 tgid:6247 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc7dd84 r8:00000002 r7:60000013 r6:ecc7dd8c r5:858ec800 r4:858ec800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858ec800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc7de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859239c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e1000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc85000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858c478c r4:858c4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858c478c r4:85927380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858ec800 r8:859273ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85927380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85927380 r8:80287e08 r7:ecc75e60 r6:85927280 r5:858ec800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc7dfb0 to 0xecc7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85923740 INFO: task kworker/0:531:6247 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d7b8e000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/0:532:6249 blocked for more than 477 seconds. Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:858ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f0e3000 r5:00001000 r4:ecc93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858c4b8c r4:858c4800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858c4b8c r4:85927400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858ed400 r8:8592742c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85927400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85927400 r8:80287e08 r7:ecc7de60 r6:85927500 r5:858ed400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc89fb0 to 0xecc89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85923980 INFO: task kworker/0:532:6249 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r4:e0585dc0 r5:00001000 r4:dfbdd000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/0:533:6251 blocked for more than 477 seconds. r5:858eec00 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:858c538c r4:858c5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:858eec00 r8:859275ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85927580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85927580 r8:80287e08 r7:ecc89e60 r6:85927480 r5:858eec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc9dfb0 to 0xecc9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85923a40 INFO: task kworker/0:533:6251 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d80b6000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 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 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:dfae3000 r5:858c4f8c r4:858c4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xecca9fb0 to 0xecca9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85923e40 INFO: task kworker/0:534:6254 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d80b6000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:535:6256 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/0:535 state:D stack:0 pid:6256 tgid:6256 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecca5d84 r8:00000002 r7:60000013 r6:ecca5d8c r5:84a89800 r4:84a89800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 r9:83018005 r8:84a89800 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 r5:858c578c r4:858c5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858c578c r4:85927680 r4:85927680 Exception stack(0xecca5fb0 to 0xecca5ff8) task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:858c5b8c r4:858c5800 r7:dddced80 r6:83018000 r5:858c5b8c r4:85927880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a8a400 r8:859278ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85927880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85927880 r8:80287e08 r7:ecca5e60 r6:85927700 r5:84a8a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc91fb0 to 0xecc91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8592e100 INFO: task kworker/0:536:6258 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d8431000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb975000 r5:858c5f8c r4:858c5c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858c5f8c r4:85927900 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8592792c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85927900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85927900 r8:80287e08 r7:ecc91e60 r6:85927980 r5:84a8b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeccadfb0 to 0xeccadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8592e300 INFO: task kworker/0:537:6261 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:538:6263 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/0:538 state:D stack:0 pid:6263 tgid:6263 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccb1d84 r8:00000002 r7:60000113 r6:eccb1d8c r5:84a8bc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb1e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:858c678c r4:858c6400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a8bc00 r8:85927a2c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:539:6264 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/0:539 state:D stack:0 pid:6264 tgid:6264 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccb5d84 r8:00000002 r7:60000113 r6:eccb5d8c r5:84a8c800 r4:84a8c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a8c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592e5c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a8c800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [<8054b0ec>] (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) r5:858c638c r4:858c6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858c638c r4:85927b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a8c800 r8:85927b2c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:85927b00 r8:80287e08 r7:eccb1e60 r6:85927b80 r5:84a8c800 Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r4:e0585dc0 r5:00001000 r4:dfbdd000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a8d400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb9e08 r9:83018005 r8:84a8d400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 r5:858c6b8c r4:858c6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85927c00 Exception stack(0xeccb9fb0 to 0xeccb9ff8) task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d8db6000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:541:6268 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/0:541 state:D stack:0 pid:6268 tgid:6268 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccbdd84 r8:00000002 r7:60000013 r6:eccbdd8c r5:84a8e000 r4:84a8e000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a8e000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccbde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592ec40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a8e000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858c738c r4:858c7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858c738c r4:85927d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a8e000 r8:85927dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85927d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85927d80 r8:80287e08 r7:eccb9e60 r6:85927c80 r5:84a8e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeccbdfb0 to 0xeccbdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8592e840 INFO: task kworker/0:541:6268 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d8ea6000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:542:6270 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/0:542 state:D stack:0 pid:6270 tgid:6270 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccc1d84 r8:00000002 r7:60000013 r6:eccc1d8c r5:84a8ec00 r4:84a8ec00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a8ec00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccc1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592eac0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a8ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb71000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858c6f8c r4:858c6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858c6f8c r4:85927e00 [<80287208>] (process_one_work) from [<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 r9:85927e00 r8:80287e08 r7:eccbde60 r6:85927f80 r5:84a8ec00 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800b0013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:543:6272 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/0:543 state:D stack:0 pid:6272 tgid:6272 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccc9d84 r8:00000002 r7:60000013 r6:eccc9d8c r5:858ee000 r4:858ee000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858ee000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccc9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592eec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858ee000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebca9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858c778c r4:858c7400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858c778c r4:85938000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858ee000 r8:8593802c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85938000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85938000 r8:80287e08 r7:eccbde60 r6:85938080 r5:858ee000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeccc9fb0 to 0xeccc9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 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/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 5d60: 80230ad0 80239bb0 800b0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85900c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecccde08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:858c7f8c r4:858c7c00 [<80287208>] (process_one_work) 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 Call trace: 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1020:6277 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/1:1020 state:D stack:0 pid:6277 tgid:6277 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccc5d84 r8:00000002 r7:60000113 r6:eccc5d8c r5:857c5400 r4:857c5400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857c5400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccc5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85937ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:857c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 r5:8581078c r4:85810400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8581078c r4:85616880 r10:00000000 r9:85616880 r8:80287e08 r7:eca35e60 r6:85616980 r5:857c5400 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/0:545:6279 blocked for more than 477 seconds. r4:857c6c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccd9e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:859d838c r4:859d8000 r10:61c88647 r9:857c6c00 r8:859383ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_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 Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:546:6281 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/0:546 state:D stack:0 pid:6281 tgid:6281 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecce1d84 r8:00000002 r7:60000113 r6:ecce1d8c r5:857c4800 r4:857c4800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857c4800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecce1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859408c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8b9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859d8f8c r4:859d8c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859d8f8c r4:85938500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857c4800 r8:8593852c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85938500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85938500 r8:80287e08 r7:eccd9e60 r6:85616900 r5:857c4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecce1fb0 to 0xecce1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:859403c0 INFO: task kworker/0:546:6281 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: d9d14000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 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/0:547:6283 blocked for more than 477 seconds. r5:857c6000 r4:8291a680 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:859d878c r4:859d8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:857c6000 r8:859384ac r7:82804d40 r6:dddced80 r5:dddceda0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecce9fb0 to 0xecce9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85940480 INFO: task kworker/0:547:6283 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: da0e4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 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 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85940840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:859a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8a9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859d8b8c r4:859d8800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859d8b8c r4:85938580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859a0000 r8:859385ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85938580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85938580 r8:80287e08 r7:ecce1e60 r6:85616b00 r5:859a0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeccedfb0 to 0xeccedff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85940480 INFO: task kworker/0:548:6284 is blocked on a mutex likely owned by task kworker/1:158:3743. r4:00000000 5d60: 80230ad0 80239bb0 800b0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:859a0c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecce5e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85811b8c r4:85811800 r7:ddde2d80 r6:83018200 r5:85811b8c r4:85616b80 r10:00000000 r9:85616b80 r8:80287e08 r7:eccc5e60 r6:85616c80 r5:859a0c00 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:84be838c r4:84be8000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 INFO: task kworker/1:1022:6289 blocked for more than 478 seconds. r5:859a1800 r4:8291a680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (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) r5:85810b8c r4:85810800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85810b8c r4:85616d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859a1800 r8:85616d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85616d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85616d00 r8:80287e08 r7:ecce5e60 r6:85616e00 r5:859a1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeccd1fb0 to 0xeccd1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85937b80 INFO: task kworker/1:1022:6289 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: da68b000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__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) r5:8581138c r4:85811000 [<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) r4:85937b80 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r4:00000000 r5:84be838c r4:84be8000 r4:848ec200 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:85938400 r8:80287e08 r7:ecce1e60 r6:85616e80 r5:859a3000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85940900 INFO: task kworker/0:549:6293 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: da9e7000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:550:6295 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:550 state:D stack:0 pid:6295 tgid:6295 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccf9d84 r8:00000002 r7:60000013 r6:eccf9d8c r5:859a3c00 r4:859a3c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859a3c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccf9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85940b40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:859a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8df000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859d978c r4:859d9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859d978c r4:85938680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859a3c00 r8:859386ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85938680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85938680 r8:80287e08 r7:eccf5e60 r6:85616f00 r5:859a3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeccf9fb0 to 0xeccf9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85940900 Workqueue: events bpf_prog_free_deferred 5d20: dac6c000 edb7b000 00000001 80239b98 7f067000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eccfdd84 r8:00000002 r7:60000113 r6:eccfdd8c r5:859a4800 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccfde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85940d00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:859a4800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8f1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859d9b8c r4:859d9800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859d9b8c r4:85938780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859a4800 r8:859387ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85938780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85938780 r8:80287e08 r7:eccf9e60 r6:85616f80 r5:859a4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeccfdfb0 to 0xeccfdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85940b80 INFO: task kworker/0:551:6297 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: dac6c000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ec917000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859da38c r4:859da000 r7:dddced80 r6:83018000 r5:859da38c r4:85938800 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:553:6300 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/0:553 state:D stack:0 pid:6300 tgid:6300 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd05d84 r8:00000002 r7:60000013 r6:ecd05d8c r5:859a6000 r4:859a6000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859a6000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd05e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85940ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:859a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec901000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859d9f8c r4:859d9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859d9f8c r4:85938900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859a6000 r8:8593892c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85938900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85938900 r8:80287e08 r7:ecd01e60 r6:85941080 r5:859a6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd05fb0 to 0xecd05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 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/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:859a6c00 r8:859388ac r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:85940fc0 INFO: task kworker/0:554:6303 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: db3c0000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593d040 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859da78c r4:859da400 [<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 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<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:ecd11d84 r8:00000002 r7:60000113 r6:ecd11d8c r5:857c8c00 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:ec951000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859daf8c r4:859dac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859daf8c r4:85938a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857c8c00 r8:85938a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85938a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85938a00 r8:80287e08 r7:ecd09e60 r6:85941200 r5:857c8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd11fb0 to 0xecd11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8593d1c0 INFO: task kworker/0:556:6307 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: db6a4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:557:6309 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/0:557 state:D stack:0 pid:6309 tgid:6309 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd15d84 r8:00000002 r7:60000013 r6:ecd15d8c r5:857c9800 r4:857c9800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857c9800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd15e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593d500 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec977000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859db38c r4:859db000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:558:6311 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/0:558 state:D stack:0 pid:6311 tgid:6311 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd19d84 r8:00000002 r7:60000013 r6:ecd19d8c r5:857ca400 r4:857ca400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857ca400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd19e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593d640 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [<8054b0ec>] (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) r5:859db78c r4:859db400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85938a80 r8:80287e08 r7:ecd15e60 r6:85941300 r5:857ca400 r4:8593d4c0 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 5fa0: 00000000 00000000 00000000 00000000 Call trace: [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:ec9b1000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859dbf8c r4:859dbc00 r7:dddced80 r6:83018000 r5:859dbf8c r4:85938b80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 INFO: task kworker/0:560:6315 blocked for more than 478 seconds. Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd21d84 r8:00000002 r7:60000013 r6:ecd21d8c r5:857cbc00 r4:857cbc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857cbc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd21e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593d6c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec99d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859dbb8c r4:859db800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859dbb8c r4:85938c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857cbc00 r8:85938c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85938c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85938c00 r8:80287e08 r7:ecd1de60 r6:85941400 r5:857cbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd21fb0 to 0xecd21ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8593d840 INFO: task kworker/0:560:6315 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: dc014000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<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) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__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) r5:859dc78c r4:859dc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859dc78c r4:85938c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857cc800 r8:85938cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85938c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85938c80 r8:80287e08 r7:ecd1de60 r6:85941480 r5:857cc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd25fb0 to 0xecd25ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8593d7c0 INFO: task kworker/0:561:6317 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: dc371000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:e0585dc0 r5:00001000 r4:dfbdd000 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (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) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 5d20: dc371000 edb7b000 00000001 80239b98 7f067000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 INFO: task kworker/0:563:6321 blocked for more than 478 seconds. r10:8291a684 r9:ecd39d84 r8:00000002 r7:60000013 r6:ecd39d8c r5:857ce000 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd39e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593dc40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:857ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd3b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859dcb8c r4:859dc800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859dcb8c r4:85938d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857ce000 r8:85938dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85938d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85938d80 r8:80287e08 r7:ecd25e60 r6:85941580 r5:857ce000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd39fb0 to 0xecd39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8593da00 INFO: task kworker/0:563:6321 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: dc580000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd45e08 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:85938e00 r8:80287e08 r7:ecd39e60 r6:85941600 r5:857cec00 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: dc580000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:565:6325 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/0:565 state:D stack:0 pid:6325 tgid:6325 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd4dd84 r8:00000002 r7:60000113 r6:ecd4dd8c r5:85890000 r4:85890000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85890000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd4de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593df00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85890000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859dd38c r4:859dd000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85890000 r8:85938eac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: dc9b9000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84be838c r4:84be8000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/0:566:6327 blocked for more than 478 seconds. r4:85890c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd59e08 [<8054b0ec>] (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:dddced80 r6:83018000 r5:859dd78c r4:85938f00 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:567:6329 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/0:567 state:D stack:0 pid:6329 tgid:6329 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd61d84 r8:00000002 r7:60000013 r6:ecd61d8c r5:85891800 r4:85891800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85891800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd61e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85939000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85891800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd63000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859ddb8c r4:859dd800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859ddb8c r4:85938f80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85938fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85938f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85938f80 r8:80287e08 r7:ecd59e60 r6:85941780 r5:85891800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd61fb0 to 0xecd61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85940bc0 INFO: task kworker/0:567:6329 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: dcd0c000 edb7b000 00000001 80239b98 7f067000 00000001 r4:82ac21e4 r4:00000000 r5:84be838c r4:84be8000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:568:6331 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/0:568 state:D stack:0 pid:6331 tgid:6331 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecaa1d84 r8:00000002 r7:60000013 r6:ecaa1d8c r5:85892400 r4:85892400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85892400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85939840 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85892400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec5fb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859df38c r4:859df000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859df38c r4:85938180 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:859381ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85938180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85938180 r8:80287e08 r7:ecd61e60 r6:85941800 r5:85892400 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0585d28 to 0xe0585d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85939240 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85893000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb0d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859ddf8c r4:859ddc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859ddf8c r4:85938200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85893000 r8:8593822c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85938200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85938200 r8:80287e08 r7:ecaa1e60 r6:85941880 r5:85893000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecaadfb0 to 0xecaadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85939200 INFO: task kworker/0:569:6333 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: dd094000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [<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) r4:849b9d40 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: 5d20: dd48e000 edb7b000 00000001 80239b98 7f067000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:571:6336 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/0:571 state:D stack:0 pid:6336 tgid:6336 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb89d84 r8:00000002 r7:60000113 r6:ecb89d8c r5:85894800 r4:85894800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85894800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb89e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85939400 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85894800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859de78c r4:859de400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859de78c r4:85938b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85894800 r8:85938b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85938b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85938b00 r8:80287e08 r7:ecaa1e60 r6:85941980 r5:85894800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb89fb0 to 0xecb89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85939440 INFO: task kworker/0:571:6336 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Call trace: Exception stack(0xe0585d28 to 0xe0585d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:84be838c r4:84be8000 r4:848ec200 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:85895400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85895400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb95e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859395c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85895400 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbc5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859deb8c r4:859de800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859deb8c r4:8547ef00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8547ef2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8547ef00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8547ef00 r8:80287e08 r7:ecaa1e60 r6:85941a00 r5:85895400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb95fb0 to 0xecb95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85939480 INFO: task kworker/0:572:6339 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: dd8d8000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ebd1d000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85896000 r8:8593502c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85939580 INFO: task kworker/0:573:6341 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: ddc30000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:574:6343 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/0:574 state:D stack:0 pid:6343 tgid:6343 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecca1d84 r8:00000002 r7:60000113 r6:ecca1d8c r5:85896c00 r4:85896c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85896c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecca1e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:00001000 r4:ec715000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859df78c r4:859df400 r7:dddced80 r6:83018000 r5:859df78c r4:85935080 r10:00000000 r9:85935080 r8:80287e08 r7:ecaa1e60 r6:85941b00 r5:85896c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecca1fb0 to 0xecca1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85939780 INFO: task kworker/0:574:6343 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r5:800b0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 INFO: task kworker/0:575:6345 blocked for more than 478 seconds. r4:85898000 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (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) r5:859dfb8c r4:859df800 [<80287208>] (process_one_work) 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 r4:85939800 Call trace: 5d20: de1c4000 edb7b000 00000001 80239b98 7f067000 00000001 r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:576:6346 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/0:576 state:D stack:0 pid:6346 tgid:6346 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd71d84 r8:00000002 r7:60000013 r6:ecd71d8c r5:85898c00 r4:85898c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85898c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd71e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85939c00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85898c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec771000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859dff8c r4:859dfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859dff8c r4:85935280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85898c00 r8:859352ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85935280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85935280 r8:80287e08 r7:ecd6de60 r6:85941c00 r5:85898c00 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:848ec200 5fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:577:6348 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/0:577 state:D stack:0 pid:6348 tgid:6348 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd75d84 r8:00000002 r7:60000113 r6:ecd75d8c r5:85899800 r4:85899800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85899800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd75e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85939e80 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85899800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7db000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859e078c r4:859e0400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859e078c r4:85935300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85899800 r8:8593532c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85935300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85935300 r8:80287e08 r7:ecd71e60 r6:85941c80 r5:85899800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd75fb0 to 0xecd75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85939b40 INFO: task kworker/0:577:6348 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b0ec>] (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) r4:85939e00 Call trace: 5d20: de681000 edb7b000 00000001 80239b98 7f067000 00000001 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:579:6353 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/0:579 state:D stack:0 pid:6353 tgid:6353 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd81d84 r8:00000002 r7:60000113 r6:ecd81d8c r5:8589bc00 r4:8589bc00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8589bc00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd81e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593dd40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8589bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [<8054b0ec>] (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) r5:859e0b8c r4:859e0800 r7:dddced80 r6:83018000 r5:859e0b8c r4:85935400 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 5d20: de6fa000 edb7b000 00000001 80239b98 7f067000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:00001000 r4:ec80b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859e0f8c r4:859e0c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859e0f8c r4:85935480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8589d400 r8:859354ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85935480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85935480 r8:80287e08 r7:ecd81e60 r6:85941e00 r5:8589d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd89fb0 to 0xecd89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8593de40 INFO: task kworker/0:580:6355 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: deb04000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ec839000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859e138c r4:859e1000 [<80287208>] (process_one_work) 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(0xe0585d28 to 0xe0585d70) r4:00000000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:582:6359 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/0:582 state:D stack:0 pid:6359 tgid:6359 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd99d84 r8:00000002 r7:60000113 r6:ecd99d8c r5:8589c800 r4:8589c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8589c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd99e08 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:8589c800 r8:859355ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85935580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85935580 r8:80287e08 r7:ecd91e60 r6:85941f00 r5:8589c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd99fb0 to 0xecd99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8593c100 INFO: task kworker/0:582:6359 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: df008000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:00000000 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd9dd84 r8:00000002 r7:60000113 r6:ecd9dd8c r5:85790000 r4:85790000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85790000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd9de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_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) r10:61c88647 r9:85790000 r8:8593562c r7:82804d40 r6:dddced80 r5:dddceda0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:584:6363 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/0:584 state:D stack:0 pid:6363 tgid:6363 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a57064>] (mutex_lock) from [<804e77f0>] (_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 r9:85790c00 r8:8593512c r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:849b9d40 [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__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 Call trace: r4:82ac21e4 r5:00001000 r4:dfbdd000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85793000 r8:859356ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85935680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85935680 r8:80287e08 r7:ecda1e60 r6:85951100 r5:85793000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecda5fb0 to 0xecda5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8593c6c0 INFO: task kworker/0:586:6370 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) r5:800b0013 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) Exception stack(0xe0585fb0 to 0xe0585ff8) r10:8291a684 r9:ecd49d84 r8:00000002 r7:60000013 r6:ecd49d8c r5:85793c00 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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) Call trace: r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:588:6374 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. [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__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) r4:85935880 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8593c940 INFO: task kworker/0:588:6374 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: dfb5b000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (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) 5fa0: 00000000 00000000 00000000 00000000 r5:85795400 r4:8291a680 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:85935900 r4:8593cb80 5d20: dfe2e000 edb7b000 00000001 80239b98 7f067000 00000001 r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:590:6378 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/0:590 state:D stack:0 pid:6378 tgid:6378 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd7dd84 r8:00000002 r7:60000113 r6:ecd7dd8c r5:85796000 r4:85796000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85796000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b0ec>] (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) r7:dddced80 r6:83018000 r5:859e3b8c r4:85935980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85796000 r8:859359ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85935980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85935980 r8:80287e08 r7:ecd69e60 r6:85951400 r5:85796000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd7dfb0 to 0xecd7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8593c880 INFO: task kworker/0:590:6378 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r4:e0585dc0 r5:00001000 r4:dfbdd000 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:591:6381 blocked for more than 478 seconds. r4:85796c00 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593cf80 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:859e378c r4:85935a00 r10:61c88647 r9:85796c00 r8:85935a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85935a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85935a00 r8:80287e08 r7:ecd7de60 r6:85951580 r5:85796c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecda9fb0 to 0xecda9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8593cec0 INFO: task kworker/0:591:6381 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: dffd4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r5:00001000 r4:dfbdd000 r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ec649000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859e3f8c r4:859e3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859e3f8c r4:85935180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8589b000 r8:859351ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85935180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85935180 r8:80287e08 r7:ecd7de60 r6:85951600 r5:8589b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdb9fb0 to 0xecdb9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85940bc0 INFO: task kworker/0:592:6385 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: e0242000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r5:00001000 r4:dfbdd000 r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 Workqueue: events bpf_prog_free_deferred [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:61c88647 r9:85a50c00 r8:85935b2c r7:82804d40 r6:dddced80 r5:dddceda0 task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:594:6388 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/0:594 state:D stack:0 pid:6388 tgid:6388 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdc5d84 r8:00000002 r7:60000013 r6:ecdc5d8c r5:85a51800 r4:85a51800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb568>] (vfree) from [<8054b11c>] (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) r5:859e438c r4:859e4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859e438c r4:85935780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a51800 r8:859357ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85935780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85935780 r8:80287e08 r7:ecdc1e60 r6:85951480 r5:85a51800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdc5fb0 to 0xecdc5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85948080 INFO: task kworker/0:594:6388 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: e0242000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:849b9d40 Workqueue: events bpf_prog_free_deferred [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdcdd84 r8:00000002 r7:60000113 r6:ecdcdd8c r5:85a50000 r4:85a50000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a50000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdcde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85948680 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a50000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8e7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859e578c r4:859e5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859e578c r4:85935a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a50000 r8:85935aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85935a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85935a80 r8:80287e08 r7:ecdc1e60 r6:85951500 r5:85a50000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdcdfb0 to 0xecdcdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85948280 INFO: task kworker/0:595:6390 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: e06b9000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r4:e0585dc0 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:848ec200 Exception stack(0xe0585fb0 to 0xe0585ff8) INFO: task kworker/0:596:6394 blocked for more than 479 seconds. Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdd9d84 r8:00000002 r7:60000113 r6:ecdd9d8c r5:85a53000 r4:85a53000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a53000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdd9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85948480 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a53000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8af000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859e4f8c r4:859e4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859e4f8c r4:85935c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a53000 r8:85935c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85935c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85935c00 r8:80287e08 r7:ecdcde60 r6:85951800 r5:85a53000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdd9fb0 to 0xecdd9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85948300 INFO: task kworker/0:596:6394 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: e09a8000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:00000000 r5:00001000 r4:dfbdd000 r5:84be838c r4:84be8000 r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:ecde1d84 r8:00000002 r7:60000013 r6:ecde1d8c r5:85a52400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecde1e08 [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859483c0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a52400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8c7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859e538c r4:859e5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859e538c r4:85935b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a52400 r8:85935bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85935b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85935b80 r8:80287e08 r7:ecdcde60 r6:85951880 r5:85a52400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecde1fb0 to 0xecde1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:859483c0 INFO: task kworker/0:597:6396 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: e0dae000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:598:6399 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/0:598 state:D stack:0 pid:6399 tgid:6399 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdedd84 r8:00000002 r7:60000013 r6:ecdedd8c r5:85a54800 r4:85a54800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a54800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdede08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85948940 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a54800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec919000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859e5f8c r4:859e5c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859e5f8c r4:85935d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a54800 r8:85935d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85935d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85935d00 r8:80287e08 r7:ecdcde60 r6:85951900 r5:85a54800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdedfb0 to 0xecdedff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85948500 INFO: task kworker/0:598:6399 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: e0dae000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:599:6402 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:599 state:D stack:0 pid:6402 tgid:6402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdf5d84 r8:00000002 r7:60000113 r6:ecdf5d8c r5:85a56000 r4:85a56000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a56000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdf5e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85948780 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a56000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8ff000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859e5b8c r4:859e5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859e5b8c r4:85935d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a56000 r8:85935dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85935d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85935d80 r8:80287e08 r7:ecdede60 r6:85951980 r5:85a56000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdf5fb0 to 0xecdf5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85948880 INFO: task kworker/0:599:6402 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: e0dae000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:600:6403 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/0:600 state:D stack:0 pid:6403 tgid:6403 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdf9d84 r8:00000002 r7:60000113 r6:ecdf9d8c r5:85a56c00 r4:85a56c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a56c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdf9e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85948b40 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a56c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec931000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859e638c r4:859e6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859e638c r4:85935c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a56c00 r8:85935cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85935c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85935c80 r8:80287e08 r7:ecdede60 r6:85951a00 r5:85a56c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdf9fb0 to 0xecdf9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85948880 INFO: task kworker/0:600:6403 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: e10e4000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:601:6404 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/0:601 state:D stack:0 pid:6404 tgid:6404 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdfdd84 r8:00000002 r7:60000013 r6:ecdfdd8c r5:85a55400 r4:85a55400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a55400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdfde08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85948dc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a55400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec97f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859e6b8c r4:859e6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859e6b8c r4:85935e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a55400 r8:85935eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85935e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85935e80 r8:80287e08 r7:ecdf9e60 r6:85951a80 r5:85a55400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdfdfb0 to 0xecdfdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85948880 INFO: task kworker/0:601:6404 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: e1667000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:602:6406 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:602 state:D stack:0 pid:6406 tgid:6406 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece05d84 r8:00000002 r7:60000113 r6:ece05d8c r5:85a58000 r4:85a58000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a58000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece05e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85948bc0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a58000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec959000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859e678c r4:859e6400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859e678c r4:85938980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a58000 r8:859389ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85938980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85938980 r8:80287e08 r7:ecdfde60 r6:85951b00 r5:85a58000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece05fb0 to 0xece05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85948b00 INFO: task kworker/0:602:6406 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: e1667000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:603:6409 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:603 state:D stack:0 pid:6409 tgid:6409 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece0dd84 r8:00000002 r7:60000113 r6:ece0dd8c r5:85a59800 r4:85a59800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a59800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece0de08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85964580 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a59800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecbb1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859e878c r4:859e8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859e878c r4:85935f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a59800 r8:85935f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85935f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85935f00 r8:80287e08 r7:ecdfde60 r6:85951b80 r5:85a59800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece0dfb0 to 0xece0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85948d80 INFO: task kworker/0:603:6409 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: e1746000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:604:6410 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/0:604 state:D stack:0 pid:6410 tgid:6410 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece11d84 r8:00000002 r7:60000113 r6:ece11d8c r5:85a5a400 r4:85a5a400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a5a400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece11e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85948f00 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a5a400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec9a5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859e6f8c r4:859e6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859e6f8c r4:85927e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a5a400 r8:85927eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85927e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85927e80 r8:80287e08 r7:ece0de60 r6:85951c00 r5:85a5a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece11fb0 to 0xece11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85948d80 INFO: task kworker/0:604:6410 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: e1b4f000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:605:6412 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/0:605 state:D stack:0 pid:6412 tgid:6412 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece19d84 r8:00000002 r7:60000113 r6:ece19d8c r5:85a58c00 r4:85a58c00 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a58c00 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece19e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593c880 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a58c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca97000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859e738c r4:859e7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859e738c r4:85962000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a58c00 r8:8596202c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85962000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85962000 r8:80287e08 r7:ece0de60 r6:85951c80 r5:85a58c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece19fb0 to 0xece19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8593ce80 INFO: task kworker/0:605:6412 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: e1ea3000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:606:6415 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/0:606 state:D stack:0 pid:6415 tgid:6415 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece25d84 r8:00000002 r7:60000113 r6:ece25d8c r5:85a5b000 r4:85a5b000 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a5b000 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece25e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85964040 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a5b000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecaed000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859e778c r4:859e7400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859e778c r4:85962080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a5b000 r8:859620ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85962080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85962080 r8:80287e08 r7:ece0de60 r6:85951d00 r5:85a5b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece25fb0 to 0xece25ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85964080 INFO: task kworker/0:606:6415 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: e1fa0000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:607:6416 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:607 state:D stack:0 pid:6416 tgid:6416 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece29d84 r8:00000002 r7:60000013 r6:ece29d8c r5:85a5d400 r4:85a5d400 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a5d400 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece29e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85964180 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85a5d400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb6f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859e7b8c r4:859e7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859e7b8c r4:85962200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a5d400 r8:8596222c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85962200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85962200 r8:80287e08 r7:ece0de60 r6:85951d80 r5:85a5d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece29fb0 to 0xece29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85964200 INFO: task kworker/0:607:6416 is blocked on a mutex likely owned by task kworker/1:158:3743. task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 r4:00000000 [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0585d28 to 0xe0585d70) 5d20: e1fa0000 edb7b000 00000001 80239b98 7f067000 00000001 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 5d60: 80230ad0 80239bb0 800b0013 ffffffff r5:800b0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 r4:e0585dc0 [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 r4:00000000 [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbdd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84be838c r4:84be8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ec200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0585fb0 to 0xe0585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849b9d40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:608:6418 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:608 state:D stack:0 pid:6418 tgid:6418 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53144>] (__schedule) from [<81a540c8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece31d84 r8:00000002 r7:60000113 r6:ece31d8c r5:85a5c800 r4:85a5c800 [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a5c800 r4:8291a680 [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece31e08 r4:00000000 [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277)